{"title":"Thread Tension Parts for Singer Sewing Machines","description":"\u003cp\u003eFind quality replacement thread tension parts for Singer sewing machines to ensure perfect stitch formation. Our comprehensive Singer replacement parts collection includes everything you need for proper thread tension control and maintenance. Our selection features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpper Thread Tension Assemblies:\u003c\/strong\u003e Complete tension units and replacement components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension Discs \u0026amp; Springs:\u003c\/strong\u003e Precision-manufactured Singer replacement parts for consistent tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension Regulators:\u003c\/strong\u003e Adjustable tension controls for various fabric weights\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Guides \u0026amp; Check Springs:\u003c\/strong\u003e Essential Singer sewing machine accessories for proper thread flow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension Repair Kits:\u003c\/strong\u003e Complete sets for restoring optimal thread tension performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProper thread tension is crucial for quality stitching on any Singer sewing machine. We stock high-quality Singer replacement parts alongside compatible components to ensure your machine produces professional results on all fabric types. Whether you're working with delicate silks or heavy denim, proper tension control is essential.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eQuality Singer sewing machine parts with fast shipping and satisfaction guaranteed.\u003c\/em\u003e\u003c\/p\u003e","products":[{"product_id":"upper-thread-tension-take-up-check-spring-part-66774","title":"Upper Thread Tension Take Up Check Spring - Part # 66774","description":"\u003cp\u003eThis Upper Thread Tension Take Up Check Spring (Part #66774) is a reliable replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 101, 1200, 1200-1, 1247, 1263, 1280, 1288, 1802, 1803, 1812, 1852, 1853, 1862, 1872, 1873, 201, 221, 222, 223, 237, 239, 240Srs., 2404, 2430, 247AP, 250Srs, 2712, 2718, 2722, 2724, 2730, 2732, 288, 301, 3101, 3102, 3103, 3105, 327, 328, 329, 337, 338, 347, 348, 353, 354, 360, 362, 366, 367, 401, 403, 404, 413k, 416k, 417, 418, 4522, 4525, 4526, 4528, 4530, 4538, 457, 466, 476, 477, 478, 4825, 4828, 4830, 500, 502, 503, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 560, 600, 6011, 6012, 6021, 603, 604, 6102, 6104, 6105, 6106, 6110, 6120, 6130, 6136, 6146, 6152, 6156, 6174, 6184, 620, 625, 626, 628, 629, 6201, 6202, 620E31, 6211, 6212, 6214, 6215, 6217, 6221, 630E, 630E31, 635, 636, 638, 639, 640E, 645, 646, 648, 649, 6513, 6548, 6606, 7015, 7021, 7025, 7101, 7102, 7104, 7105, 7106, 7108, 7110, 7136, 7174, 8002, 8007, 8019, 8100, 8200, 8500, 8600, 8774, 9500, 9600, 9900, \u003c\/p\u003e\n\u003cp\u003eAlso works with many of the Kenmore 158 series machines. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":1174807784,"sku":"66774","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1788-Photoroom.jpg?v=1762525533"},{"product_id":"singer-upper-thread-tension-check-spring-part-125316-replacement-for-15-88-15-89-15-90-15-91-15-125","title":"Singer Upper Thread Tension Check Spring - Part # 125316 - Replacement for 15-88, 15-89, 15-90, 15-91, 15-125","description":"\u003ch2\u003eSinger Upper Thread Tension Check Spring - Part #125316\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSinger Upper Thread Tension Check Spring (Part #125316)\u003c\/strong\u003e is a small but essential component in your vintage Singer sewing machine's tension assembly. This aftermarket replacement spring controls thread tension during stitching, preventing loops, slack, and uneven stitches that can ruin your sewing projects.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Compatibility Note:\u003c\/strong\u003e This spring is designed specifically for later Singer 15-class models. It is \u003cstrong\u003eNOT compatible\u003c\/strong\u003e with earlier models like 15-30, 15-86, 15-87, 15-96, 15-97, or 115 due to differences in tension assembly design.\u003c\/p\u003e\n\u003ch3\u003eWhat the Upper Thread Tension Check Spring Does\u003c\/h3\u003e\n\u003cp\u003eThink of this spring as a shock absorber for your thread - it compensates for the rapid movements of the take-up lever and needle, keeping the thread under consistent control throughout the stitch cycle.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Functions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintains Thread Tension:\u003c\/strong\u003e Applies precise tension to the upper thread as the take-up lever moves, ensuring the thread doesn't go slack between stitches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Loops:\u003c\/strong\u003e Pulls the thread upward at exactly the right moment to stop loops from forming on the underside of your fabric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynchronizes Stitch Formation:\u003c\/strong\u003e Works in harmony with the tension discs and take-up lever to create balanced, even stitches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsures Smooth Thread Flow:\u003c\/strong\u003e Helps thread feed evenly through the machine, reducing thread breakage and skipped stitches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls Thread Release:\u003c\/strong\u003e Manages thread tension during the presser foot lift cycle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatible Singer Models\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThis spring fits the following Singer 15-class models:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSinger 15-88\u003c\/li\u003e\n\u003cli\u003eSinger 15-89\u003c\/li\u003e\n\u003cli\u003eSinger 15-90\u003c\/li\u003e\n\u003cli\u003eSinger 15-91\u003c\/li\u003e\n\u003cli\u003eSinger 15-125\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNOT Compatible With:\u003c\/strong\u003e Singer 15-30, 15-86, 15-87, 15-96, 15-97, or 115. These earlier models use a different tension assembly design and require a different spring.\u003c\/p\u003e\n\u003ch3\u003eSigns You Need a Replacement Tension Check Spring\u003c\/h3\u003e\n\u003cp\u003eIf you're experiencing any of these issues, your tension check spring may be worn or damaged:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLoops forming on the underside of fabric despite adjusting tension settings\u003c\/li\u003e\n\u003cli\u003eInconsistent stitch quality or uneven tension\u003c\/li\u003e\n\u003cli\u003eThread going slack between stitches\u003c\/li\u003e\n\u003cli\u003eThread breakage or skipped stitches\u003c\/li\u003e\n\u003cli\u003eVisible damage, bending, or weakening of the existing spring\u003c\/li\u003e\n\u003cli\u003eSpring has lost its tension over years of use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSinger Part Number:\u003c\/strong\u003e 125316\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Aftermarket replacement part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e May vary - black or silver finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocation:\u003c\/strong\u003e Upper tension assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Thread tension control and check spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Singer 15-88, 15-89, 15-90, 15-91, 15-125 only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Replace Your Tension Check Spring?\u003c\/h3\u003e\n\u003cp\u003eOver decades of use, the tension check spring can weaken, bend, or lose its ability to maintain proper tension. Even a small amount of wear can significantly affect stitch quality. Replacing this inexpensive component can restore your vintage Singer to like-new performance and eliminate frustrating tension problems.\u003c\/p\u003e\n\u003cp\u003eThis is a common maintenance item for vintage Singer 15-class machines and an easy DIY repair that can save you time and frustration.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; Compatibility Notes\u003c\/h3\u003e\n\u003cp\u003eThe tension check spring is located in the upper tension assembly of your Singer sewing machine. While installation is straightforward for those familiar with vintage Singer machines, you'll need to access the tension assembly to replace the spring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBefore ordering, verify your model number:\u003c\/strong\u003e This spring only fits Singer 15-88, 15-89, 15-90, 15-91, and 15-125. If you have an earlier Singer 15-class model (15-87, 15-86, etc.), this spring will not fit due to design differences in the tension assembly.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Replacement Spring?\u003c\/h3\u003e\n\u003cp\u003eWe stock quality aftermarket replacement parts for vintage Singer sewing machines to keep your machine running smoothly. This tension check spring is manufactured to meet or exceed original specifications, ensuring reliable performance and proper fit on compatible models.\u003c\/p\u003e\n\u003cp\u003eOrder your Singer Upper Thread Tension Check Spring (Part #125316) today and restore smooth, even stitching to your vintage Singer 15-class machine.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":17037670596,"sku":"125316","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5816-Photoroom.jpg?v=1759439060"},{"product_id":"thread-tension-rebuilt-kit-for-singer-model-27-127-8244-kit","title":"Thread Tension Rebuilt Kit For Singer Model 27, 127 #8244-kit","description":"\u003cp\u003eThis complete thread tension rebuild kit (part # 8244-kit) contains all the essential components to restore proper upper thread tension on your Singer Model 27 or 127 sewing machine. Perfect for rebuilding worn or damaged tension assemblies on these classic vintage treadle machines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCheck spring (upper tension spring)\u003c\/li\u003e\n\u003cli\u003eBeehive spring\u003c\/li\u003e\n\u003cli\u003eTension discs\u003c\/li\u003e\n\u003cli\u003eNut (color may vary: silver or black)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 8244-kit\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eDesigned for tension assemblies where the check spring pulls up\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits Singer models 27 and 127\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e The replacement spring shape may vary slightly from the original, but has been thoroughly tested and proven to function effectively for proper thread tension control.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":25003947976,"sku":"8244-kit","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1808-Photoroom.jpg?v=1762525703"},{"product_id":"thread-tension-assembly-singer-44118","title":"Thread Tension Assembly - Singer #44118","description":"\u003cp\u003eThis complete replacement upper thread tension assembly (part # 44118) is designed for Singer Industrial sewing machines. The assembly comes ready to install with the release pin included, providing precise thread tension control for professional industrial sewing applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 44118\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eBarrel diameter: 17.4mm\u003c\/li\u003e\n\u003cli\u003eIncludes release pin\u003c\/li\u003e\n\u003cli\u003eComplete assembly ready to install\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits Singer Industrial models: 31, 31-15, 31-17, 31-18, 31-19, 31-20, 31-29, 16-188, 17-41, 42-1, 42-2, 42-3, 42-4, 42-5, 42-8, 43-1, 43-2, 43-3, 43-4, 43-5, 43-6, 46K5, 44 class\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Some models may use a different barrel diameter depending on the year of manufacture. Please measure your machine's tension assembly opening before ordering to ensure proper fit.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":25004126088,"sku":"44118","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9892-Photoroom.jpg?v=1762525706"},{"product_id":"thread-tension-rebuilt-kit-fits-singer-model-66-99","title":"Thread Tension Rebuilt Kit Fits Singer Model 66, 99","description":"\u003cp\u003eThis thread tension rebuild kit (part # 32575-kit) is designed for early Singer Model 66 and 99 sewing machines. This kit provides all the essential components to restore proper upper thread tension on these classic vintage machines.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBeehive spring\u003c\/li\u003e\n\u003cli\u003eTension discs\u003c\/li\u003e\n\u003cli\u003eNut (color may vary: silver or black)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 32575-kit\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eDesigned for tension assemblies where the check spring pulls down\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits early Singer models 66 and 99\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Compatibility Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNOT compatible with late model numbered dial tension assemblies\u003c\/li\u003e\n\u003cli\u003eNOT compatible with early model 99 machines that use the 3\/4\" diameter tension disc\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":25006462984,"sku":"32575-kit","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1815-Photoroom.jpg?v=1759439086"},{"product_id":"tension-thread-bar-guide-singer-part-45782","title":"Tension Thread Bar Guide - Singer Part # 45782","description":"\u003cp\u003eThis replacement tension thread bar guide (part # 45782) is specifically designed for Singer Featherweight models 221 and 222K. This essential component guides thread smoothly from the tension assembly to the take-up lever, ensuring proper thread path and consistent stitch quality on your iconic portable sewing machine.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 45782\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eDesigned for Singer Featherweight models\u003c\/li\u003e\n\u003cli\u003eFunction: Guides thread from tension to take-up lever\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMachine Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSinger 221 Featherweight:\u003c\/strong\u003e Fits all variations of the standard model\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSinger 222K Featherweight:\u003c\/strong\u003e Fits the 222K Free-Arm models\u003c\/p\u003e","brand":"Brewer","offers":[{"title":"Default Title","offer_id":25509357576,"sku":"PFW-45782","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_7026-Photoroom.jpg?v=1762525760"},{"product_id":"upper-thread-tension-check-spring-singer-part-43946","title":"Upper Thread Tension Check Spring - Singer Part # 43946","description":"\u003cp\u003eUpper thread tension check spring,\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 43946\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFit Singer models: \u003c\/strong\u003e31-15, 31-17, 31-18, 31-19, 31-20, 31-29, 331K, and 44 Class.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":25529463560,"sku":"43946","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/43946_1.jpg?v=1762525768"},{"product_id":"vintage-original-thread-tension-assembly-fits-singer-sewing-machine-models-66","title":"Vintage Original Thread Tension Assembly - Fits Singer Sewing Machine Models 66","description":"\u003cp\u003eOriginal upper thread tension assembly with release pin.\u003c\/p\u003e\n\u003cp\u003eThis style tensioner was use on most of the early model 66 and 99 machines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e66 and 99\u003c\/p\u003e\n\u003cp\u003eWill not work on models 99K-1 with 3\/4\" disc\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":28433525192,"sku":"VO321","price":19.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5611-Photoroom.jpg?v=1759439106"},{"product_id":"industrial-bobbin-winder-thread-tension-assembly-universal-part-259431t","title":"Industrial Bobbin Winder Thread Tension Assembly - Universal Part #259431T","description":"\u003ch3\u003eIndustrial Bobbin Winder Thread Tension Assembly - Part #259431T\u003c\/h3\u003e\n\u003cp\u003eEnsure perfect bobbin winding every time with this thread tension assembly. This universal industrial component maintains consistent thread tension during bobbin winding, preventing loose winds, thread breaks, and uneven bobbin fill that can compromise your production quality.\u003c\/p\u003e\n\u003ch4\u003eWhat This Assembly Does:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls Thread Tension:\u003c\/strong\u003e Maintains optimal tension during bobbin winding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents Thread Breaks:\u003c\/strong\u003e Eliminates excessive tension that causes snapping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnsures Even Winding:\u003c\/strong\u003e Creates uniformly wound bobbins for smooth operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Waste:\u003c\/strong\u003e Prevents loose winds that cause thread tangles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSigns You Need Replacement:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBobbins winding too loose or too tight\u003c\/li\u003e\n\u003cli\u003eFrequent thread breaks during winding\u003c\/li\u003e\n\u003cli\u003eUneven bobbin fill causing feeding problems\u003c\/li\u003e\n\u003cli\u003eVisible wear or damage to tension discs\u003c\/li\u003e\n\u003cli\u003eInconsistent bobbin quality affecting stitch formation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProfessional Benefits:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduction Efficiency:\u003c\/strong\u003e Reduces downtime from bobbin issues\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Quality:\u003c\/strong\u003e Uniform bobbins improve stitch consistency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Compatible with most industrial bobbin winders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Direct replacement for worn assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective:\u003c\/strong\u003e Prevents waste from poorly wound bobbins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatible Industrial Models:\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eSinger Industrial:\u003c\/strong\u003e 31, 95, 96, 20U, 107W, 107G, 110K, 110W, 111W, 111G, 112W, 112G, 136W, 211W, 211G, 212W, 212G, 241, 245, 251, 331K and many other industrial models\u003c\/p\u003e\n\u003cp\u003eEssential maintenance part for any industrial sewing operation. Don't let inconsistent bobbin winding slow down your production or compromise your stitch quality.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":31452322120,"sku":"259431T","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1164-Photoroom.jpg?v=1754653775"},{"product_id":"upper-tension-assembly-singer-part-422403-455","title":"Upper Tension Assembly - Singer Part # 422403-455","description":"\u003cp\u003eReplacement thread tension assembly complete. \u003c\/p\u003e\n\u003cp\u003ePart # 422403-455\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e1247, 1263, 1280, 1288, 1802, 1803, 1812, 1852, 1862, 1872, 1873, 237, 239, 240, 2404, 241, 242, 247, 247AP, 248, 250, 251, 252, 257, 258, 259, 288, 300, 2430, 3101, 3102, 3103, 3105, 3140, 337, 347, 360, 400, 4522, 4525, 4526, 4528, 4530, 4538, 4828, 4830, 502, 507, 509, 513, 522, 527, 533, 543, 6021, 603, 604, 6102, 6104, 6105, 6106, 6110, 6112, 6114, 6115, 6116, 6120, 6122, 6124, 6125, 6126, 6130, 6136, 6146, 6152, 6156, 6174, 6184, 6201, 6202, 6211, 6212, 6214, 6215, 6217, 6221, 6606, 6610, 7100, 7101, 7102, 7105, 7108, 7110, 7146, 7174, 7184, 7186, 8500, 8600, 8614, 8734, 8834, 9502, 9505, 9518, 9606, 9608, 9612, 9618, 9900\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":31452710856,"sku":"422403-455","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9456-Photoroom.jpg?v=1762525908"},{"product_id":"upper-tension-assembly-complete-for-singer-part-356088-457","title":"Upper Tension Assembly Complete for Singer - Part # 356088-457","description":"\u003cp\u003eThis complete replacement upper tension assembly (part # 356088-457) is designed for Singer sewing machines. The upper tension assembly is a critical component that controls the tension of the upper thread as it passes from the spool to the needle, ensuring balanced stitches and preventing thread breakage, loops, or puckering. This complete assembly includes all necessary components for proper tension control.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 356088-457\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eConfiguration: Complete upper tension assembly\u003c\/li\u003e\n\u003cli\u003eBarrel Diameter: 21\/32 inch\u003c\/li\u003e\n\u003cli\u003eSpring Direction: Spring pulls up\u003c\/li\u003e\n\u003cli\u003eFunction: Controls upper thread tension for balanced stitch formation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMachine Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits Singer models: 2302, 2303, 2304, 2313, 2315, 2330, 2502, 2503, 2504, 2505, 2515, 2530, 2543, 2601, 2602, 2603, 2604, 2605, 2615, 2616, 2628, 2630, 2643, 2950, 3270, 3314, 3317, 3343, 4325, 4620, 5017, 5028, 5040, 5050, 5160, 5417, 5430, 5605, 5610, 5705, 5710, 57820, 57825, 5802, 5805, 5806, 5808, 5810, 5812, 5814, 5816, 5818, 5820, 5825, 5830, 5838, 6038, 6620, 7211, 7212, 8220, 9802, 9803, 9805, 9806, 9808, 9810, 9812, 9814, 9816, 9818, 9824, 9828, 9832, 9836, 9936, CG500, CG550, CG590, DX-14C, FM17, FM17 (NEW), FM19, FM19 (NEW), FM22, FM22 (NEW), HD102, HD105, HD110\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFunction \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe upper tension assembly is essential for achieving balanced, professional-quality stitches. It applies controlled pressure to the upper thread, working in conjunction with the bobbin tension to create even stitches without loops, puckering, or thread breakage. Proper tension control is critical for sewing different fabric weights and thread types. A complete assembly replacement ensures all tension components work together correctly for optimal performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eReplace a damaged, worn, or malfunctioning upper tension assembly to restore proper thread tension control. Ensure the assembly is properly installed with the spring oriented correctly (pulls up) and adjust the tension dial to suit your fabric and thread type for optimal stitch quality.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":31762620168,"sku":"356088-457","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5637-Photoroom.jpg?v=1759439128"},{"product_id":"replacement-thread-tension-assembly-singer-part-52092","title":"Replacement Thread Tension Assembly - Singer Part # 52092","description":"\u003cp\u003eThread tension assembly with release pin.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 52092\u003c\/li\u003e\n\u003cli\u003ePlease be advised that oils seal is not included.\u003c\/li\u003e\n\u003cli\u003eDiameter of barrel: 17.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e195K, 196K, 241 Class, 245 Class, 251 Class, 281 Class, 291U, 366K, 391U, 491D, 491U, 770D, 95 class, 96 class\u003c\/p\u003e","brand":"Brewer","offers":[{"title":"Default Title","offer_id":31924875848,"sku":"52092","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5583-Photoroom.jpg?v=1759439140"},{"product_id":"thread-tension-assembly-part-541957","title":"Thread Tension Assembly - Part # 541957","description":"\u003cp\u003eThis replacement thread tension assembly is complete with a release pin and oil seal.\u003c\/p\u003e\n\u003cp\u003ePart #541957\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 20U, 20U23, 191D-200A, 191-300A, 281-1\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":31925186888,"sku":"541957","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/541957-PhotoRoom.jpg?v=1759439141"},{"product_id":"thread-tension-rebuild-kit-fits-singer-industrial-model-31","title":"Thread Tension Rebuild Kit Fits Singer Industrial Model 31","description":"\u003cp\u003eThis complete thread tension rebuild kit (part # 43946-kit) is specifically designed for Singer Industrial Model 31 series sewing machines. This kit provides all the essential components to restore proper upper thread tension on these heavy-duty industrial machines.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCheck spring (tension release spring)\u003c\/li\u003e\n\u003cli\u003eBeehive spring\u003c\/li\u003e\n\u003cli\u003eTwo tension discs\u003c\/li\u003e\n\u003cli\u003eThumb nut\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 43946-kit\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eDesigned for Singer Industrial Model 31 series machines\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFits Singer Industrial models: 31-15, 31-17, 31-18, 31-19, 31-20, and 31-29\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":39821424648,"sku":"43946-kit","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_8567-Photoroom_028e06b1-a730-4d6e-97c7-5080f497c63c.jpg?v=1762526068"},{"product_id":"upper-thread-tension-check-spring-part-b2354","title":"Upper Thread Tension Check Spring - Part # B2354","description":"\u003cp\u003eNew replacement upper thread tension spring.\u003c\/p\u003e\n\u003cp\u003ePart # B2354 same as NS-7\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Babylock models:\u003c\/strong\u003e BL1050\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eFits Brother models:\u003c\/strong\u003e 651, 661, 662, 681, 781, 1681, 1781\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Kenmore models:\u003c\/strong\u003e 158.430, 158.431, 158.432, 158.433\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits New Home models: \u003c\/strong\u003e366, 370, 443, 444, 447, 470, 535, 553, 556, 592, 670, 692\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Montgomery Wards models\u003c\/strong\u003e: UHT J 285\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Morse models:\u003c\/strong\u003e 4300, 4400, 4500\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFits Pfaff models:\u003c\/strong\u003e \u003cspan\u003e204, 206, 208, 210\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Riccar models:\u003c\/strong\u003e 250, 414, 469FA, 500, 515, 525, 555FA, 555SU, 601, 606, 608, 666FA, 666SU, 706, 707, 777, 800R, 888, 900, 1570, 1900, 7500, 8400, 8500, 26000, SZ702 \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Sewmor models:\u003c\/strong\u003e 791, 810, 850, 870, 970, 6702, 6714, 6724\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Simplicity models:\u003c\/strong\u003e SL6220,\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e5102, 5107, 5122, 5123, 5124, 5127\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Tacony models:\u003c\/strong\u003e 157B, 1603, 1604, 704, 2010, 2110, 301Z, 303SS, 316, 504, 514, 516, 601, 603, 608, 616, 663, 670, 693, 701, 703, 750, 752, 753, 763, 793, 816, 916, FA524, FA602, FA670, FA693, FA793\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":41702340616,"sku":"NS-7","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_4176-Photoroom.jpg?v=1759439160"},{"product_id":"thread-tension-cup-singer-part-8617","title":"Thread Tension Cup - Singer Part # 8617","description":"\u003cp\u003eNew replacement upper thread tension cup.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 8617\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e29-4\u003c\/p\u003e","brand":"DMN","offers":[{"title":"Default Title","offer_id":6588314124318,"sku":"8617","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5911-Photoroom.jpg?v=1759439195"},{"product_id":"thread-tension-spring-singer-part-8656","title":"Thread Tension Spring - Singer Part # 8656","description":"\u003cp\u003eNew replacement thread tension spring for needle bar.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 8656\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e29-4, 29K2, 29K3, 29K4, 29K10, 29K11, 29K12, 29K13, 29K14, 29K16, 29K17, 29K18, 29K21, 29K22, 29K23, 29K30, 29K31, 29K32, 29K33, 29K53, 29K55, 29K56\u003c\/p\u003e","brand":"DMN","offers":[{"title":"Default Title","offer_id":6588330639390,"sku":"8656","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5921-Photoroom.jpg?v=1759439196"},{"product_id":"replacement-upper-tension-assembly-singer-part-172820-656","title":"Replacement Upper Tension Assembly - Singer Part # 172820-656","description":"\u003cp\u003eNew replacement upper tension assembly\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 172820-656\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 417, 714, 717, 717 (School), 719, 724, 734, 737, 750, 755, 756, 758, 770, 774, 775, 776, 778, 1030, 1036, 1060, 6700 Series, 6800 Series\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":7172648763422,"sku":"172820-656","price":48.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/172820-656_1.jpg?v=1762526608"},{"product_id":"check-lever-spring-singer-part-82219","title":"Check Lever Spring - Singer Part # 82219","description":"\u003cp\u003eNew replacement check lever spring.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 82219.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e29K\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DMN","offers":[{"title":"Default Title","offer_id":7430404735006,"sku":"82219","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5909-Photoroom_ba6baeee-60eb-4aaa-aa76-46d78b287630.jpg?v=1759439197"},{"product_id":"top-tension-assembly-fits-singer-700-series-touch-n-sew","title":"Top Tension Assembly - Fits Singer 700 Series Touch-N-Sew","description":"\u003cp\u003eUpper thread tension assembly complete\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e1060, 417, 6700 Srs, 6800 Srs, 714, 717, 717 (School), 719, 724, 734, 737, 750, 755, 756, 758, 770, 774, 775, 776, 778\u003c\/p\u003e\n\u003cp\u003eYou will receive what is pictured.\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":7665447731230,"sku":"VO1341","price":24.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/products\/700_tension.jpg?v=1762526720"},{"product_id":"original-upper-tension-assembly-fits-singer-models-600-603-620-625-626-630-635-640-648","title":"Original Upper Tension Assembly - Fits Singer Models 600, 603, 620, 625, 626, 630, 635, 640, 648","description":"\u003cp align=\"center\" style=\"text-align: left;\"\u003eOriginal upper tension assembly complete.\u003c\/p\u003e\n\u003cp align=\"center\" style=\"text-align: left;\"\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 600, 603, 620, 625, 626, 630, 635, 640, 648\u003c\/p\u003e\n\u003cp align=\"center\" style=\"text-align: left;\"\u003eAvailable in white and light blue. \u003c\/p\u003e","brand":"CMSS","offers":[{"title":"White","offer_id":40426628218978,"sku":"VO1664","price":22.99,"currency_code":"USD","in_stock":false},{"title":"Light Blue","offer_id":40426628251746,"sku":"VO1663","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/products\/IMG_4857.JPG?v=1759439217"},{"product_id":"upper-tension-beehive-spring-for-singer-vintage-slant-needle-part-125314","title":"Upper Tension Beehive Spring for Singer Vintage \u0026 Slant-Needle - Part # 125314","description":"\u003cp\u003eThe Singer Upper Tension Beehive Spring (part # 125314) is a specialized steel spring designed to provide the primary tension for the upper thread in the tension assembly of many vintage and industrial Singer sewing machines. This spring is characterized by its tapered beehive or conical shape, which allows it to provide consistent resistance as it is compressed by the tension nut.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 125314\u003c\/li\u003e\n\u003cli\u003eType: Replacement (aftermarket)\u003c\/li\u003e\n\u003cli\u003eMaterial: Steel\u003c\/li\u003e\n\u003cli\u003eDesign: Tapered beehive\/conical shape\u003c\/li\u003e\n\u003cli\u003eFunction: Provides primary tension for upper thread in tension assembly\u003c\/li\u003e\n\u003cli\u003eAlternate Part Numbers: 45869, 13710\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMachine Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVintage Favorites:\u003c\/strong\u003e 15, 15-30, 15-91, 27, 28, 66, 99, 101, 115, 127, 128, 185, 192, 201, 206, 221 Featherweight, 222 Featherweight, 237, 239, 301, 301A, 306, 319, 327, 328, 329, 1200-1\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSlant-Needle Series:\u003c\/strong\u003e 401, 401A, 403, 403A, 404, 500 (Rocketeer), 500A, 503, 503A\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Function \u0026amp; Design:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe upper tension beehive spring is a core component of the upper tension assembly, assisting in keeping the thread aligned and at the proper pressure for balanced stitch formation. The spring's tapered beehive or conical shape allows it to provide consistent resistance as it is compressed by the tension nut, ensuring smooth, even thread tension throughout the sewing process. This consistent tension is essential for preventing thread breakage, skipped stitches, and uneven stitch formation. A worn, weakened, or damaged beehive spring can cause erratic thread tension, resulting in poor stitch quality and frustrating sewing interruptions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFunction \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis beehive spring provides the primary tension regulation for the upper thread, working in conjunction with the tension discs and tension nut to control thread flow. The spring's unique conical design ensures that tension remains consistent even as the tension nut is adjusted, providing smooth, predictable tension control. Replace a worn or weakened beehive spring to restore proper upper thread tension and ensure balanced, professional-quality stitches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Note:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRemove the tension assembly components to access the old beehive spring. Position the new beehive spring in the tension assembly with the wider end at the base and the narrower end toward the tension nut. Reassemble the tension components in the correct order, ensuring the spring is properly seated and compressed by the tension nut.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":7690679582750,"sku":"125314","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_6008-Photoroom.jpg?v=1759439223"},{"product_id":"original-singer-tension-release-fork-part-32573-fits-models-66-101-201","title":"Original Singer Tension Release Fork Part # 32573 Fits Models 66, 101, 201","description":"\u003cp\u003eOriginal Singer tension release fork with spring \u0026amp; mounting screw.\u003c\/p\u003e\n\u003cp\u003ePart # 32573\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 66, 101, 201\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":7932218998814,"sku":"VO134","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1445-Photoroom.jpg?v=1759439247"},{"product_id":"original-singer-nose-cover-with-tension-assembly-model-15-86-15-87-15-88-15-89-15-90-15-91","title":"Original Singer Nose Cover with Tension Assembly - Model 15-86 15-87 15-88 15-89 15-90 15-91","description":"\u003cp\u003e\u003cstrong\u003eOriginal Singer Nose Cover with Complete Tension Assembly\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCondition:\u003c\/strong\u003e Pre-owned in excellent condition - genuine Singer original part with complete tension assembly and both springs working perfectly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOriginal Singer nose cover\u003c\/li\u003e\n\u003cli\u003eComplete tension assembly\u003c\/li\u003e\n\u003cli\u003eBoth tension springs (fully functional)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatible Singer Models:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSinger 15-86\u003c\/li\u003e\n\u003cli\u003eSinger 15-87\u003c\/li\u003e\n\u003cli\u003eSinger 15-88\u003c\/li\u003e\n\u003cli\u003eSinger 15-89\u003c\/li\u003e\n\u003cli\u003eSinger 15-90\u003c\/li\u003e\n\u003cli\u003eSinger 15-91\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eAbout This Part:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEssential component for proper thread tension control\u003c\/li\u003e\n\u003cli\u003eCovers the front nose area of the machine\u003c\/li\u003e\n\u003cli\u003eComplete assembly - no need to source individual parts\u003c\/li\u003e\n\u003cli\u003eBoth tension springs tested and working properly\u003c\/li\u003e\n\u003cli\u003eOriginal Singer equipment - not a reproduction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy Choose This Nose Cover \u0026amp; Tension Assembly:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGenuine Singer original part\u003c\/li\u003e\n\u003cli\u003eComplete assembly saves time and ensures compatibility\u003c\/li\u003e\n\u003cli\u003ePerfect for restoring vintage Singer Model 15 machines\u003c\/li\u003e\n\u003cli\u003eHard-to-find original component in excellent condition\u003c\/li\u003e\n\u003cli\u003eMaintains the authenticity of your vintage Singer\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eRestore your vintage Singer Model 15 sewing machine to perfect working condition with this original nose cover and tension assembly. The Singer Model 15 series is one of the most iconic and reliable sewing machines ever made, and keeping it running with genuine original parts ensures it will continue to perform beautifully for years to come.\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":7958025535518,"sku":"VO624","price":42.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_4521-Photoroom.jpg?v=1759439247"},{"product_id":"original-singer-sewing-machine-model-221-tension-release-fork","title":"Original Singer Sewing Machine Model 221 Tension Release Fork","description":"\u003cp\u003eOriginal tension release fork comes with a spring and mounting screw.\u003c\/p\u003e\n\u003cp\u003ePart # 45764\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 221\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":8002756182046,"sku":"VO373","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1443-Photoroom.jpg?v=1759439254"},{"product_id":"original-singer-complete-upper-tension-assembly-model-301a-black-or-brown-cap","title":"Original Singer Complete Upper Tension Assembly - Model 301A - Black or Brown Cap","description":"\u003ch3\u003eOriginal Singer Complete Upper Tension Assembly for Model 301A\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eChoose Cap Color:\u003c\/strong\u003e Black Cap or Brown Cap (select from drop-down menu)\u003c\/p\u003e\n\u003cp\u003eGenuine vintage Singer complete upper tension assembly in excellent condition. Includes all components needed for a complete replacement. Most commonly needed when the original assembly is missing or broken. The tension assembly controls thread resistance to create balanced, secure stitches by ensuring the upper and bobbin threads interlock correctly within the fabric layers.\u003c\/p\u003e\n\u003ch4\u003eKey Features:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine original Singer complete assembly\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAvailable with black cap or brown cap\u003c\/li\u003e\n\u003cli\u003eExcellent vintage condition\u003c\/li\u003e\n\u003cli\u003eDirect replacement for missing or broken assemblies\u003c\/li\u003e\n\u003cli\u003eDesigned for Singer Model 301A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat's Included:\u003c\/h4\u003e\n\u003cp\u003eComplete upper tension assembly with all components including tension discs, spring, cap (black or brown), check spring, and stud.\u003c\/p\u003e\n\u003ch4\u003eHow It Works:\u003c\/h4\u003e\n\u003cp\u003eThe assembly consists of a spring and curved metal tension discs. Thread passes between the discs, and the tension dial adjusts the spring pressure. Higher tension pushes discs closer together (more resistance), while lower tension allows discs to sit further apart (less resistance). When balanced correctly, threads lock in the center of fabric layers, creating identical stitching on both sides.\u003c\/p\u003e\n\u003ch4\u003eWhen You Need This Assembly:\u003c\/h4\u003e\n\u003cp\u003eMost commonly needed when the original tension assembly is missing or broken. Signs you may need a replacement:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMissing or broken tension assembly components\u003c\/li\u003e\n\u003cli\u003eInconsistent tension that can't be adjusted\u003c\/li\u003e\n\u003cli\u003eThread not seating properly between discs\u003c\/li\u003e\n\u003cli\u003eUnbalanced stitches with loose loops or puckering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTips for Best Results:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eChoose black or brown cap option to match your machine\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMost commonly needed when original is missing or broken\u003c\/li\u003e\n\u003cli\u003eAlways thread with presser foot up to open tension discs\u003c\/li\u003e\n\u003cli\u003eProper tension creates balanced stitches on both sides\u003c\/li\u003e\n\u003cli\u003eIncorrect tension causes loose loops, puckering, or thread breakage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatible Singer Model:\u003c\/h4\u003e\n\u003cp\u003e301A (designed specifically for this slant needle model)\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eGenuine original Singer complete upper tension assembly in excellent vintage condition. Choose black or brown cap option.\u003c\/em\u003e\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Black","offer_id":42335183994978,"sku":"VO1485","price":32.99,"currency_code":"USD","in_stock":false},{"title":"Brown","offer_id":42335184027746,"sku":"VO1786","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9963-Photoroom_864b859e-2ea6-4e0b-8115-231660c56cd7.jpg?v=1762526919"},{"product_id":"original-singer-tension-release-fork-fits-models-301-301a","title":"Original Singer Tension Release Fork Fits Models 301, 301A","description":"\u003cp\u003eOriginal tension release fork with spring \u0026amp; mounting screw.\u003c\/p\u003e\n\u003cp\u003ePart # 170088\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e301, 301A\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":8098339356770,"sku":"VO449","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9383-Photoroom.jpg?v=1762527063"},{"product_id":"new-replacement-thread-tension-assembly-singer-part-153564-451","title":"New Replacement Thread Tension Assembly - Singer Part # 153564-451","description":"\u003cp\u003eNew replacement upper tension assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e \u003cspan data-mce-fragment=\"1\"\u003e353 Genie, 354 Genie, 514, 518 Stylist, 534, 538, 560 Diana, 6513, 6522, 6528, 6533, 6543, 6544 Stylist, 6548\u003c\/span\u003e\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":8101182406754,"sku":"153564-451","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9772-Photoroom.jpg?v=1762527102"},{"product_id":"original-singer-tension-release-fork-part-189537-fits-models-206-306-319","title":"Original Singer Tension Release Fork Part # 189537 Fits Models 206, 306, 319","description":"\u003cp\u003eOriginal Singer tension release fork with spring \u0026amp; mounting screw.\u003c\/p\u003e\n\u003cp\u003ePart # 189537\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 206, 206K, 306, 306K, 306W, 319, 319W.\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":8124414132322,"sku":"VO182","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_8858-Photoroom.jpg?v=1762527180"},{"product_id":"original-singer-tension-thread-bar-fits-models-206-306-319","title":"Original Singer Tension Thread Bar Fits Models 206, 306, 319","description":"\u003cp\u003eOriginal Singer tension thread bar \/ guide \u0026amp; mounting screw.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e206, 206K, 306, 306K, 306W, 319, 319W\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":8135623147618,"sku":"VO167","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_8737-Photoroom.jpg?v=1762527216"},{"product_id":"original-singer-thread-tension-assembly-for-models-27","title":"Original Singer Thread Tension Assembly for Models 27","description":"\u003cp\u003eOriginal thread tension assembly with thumb release and new springs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e27\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":8174582923362,"sku":"VO963","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9530-Photoroom.jpg?v=1762527314"},{"product_id":"thread-tension-assembly-for-singer-models-66-99-17-4mm-barrel-with-release-pin","title":"Thread Tension Assembly for Singer Models 66 \u0026 99 - 17.4mm Barrel - With Release Pin","description":"\u003ch3\u003eReplacement Thread Tension Assembly for Singer Models 66 \u0026amp; 99\u003c\/h3\u003e\n\u003cp\u003eHigh-quality replacement thread tension assembly designed specifically for early Singer models 66 \u0026amp; 99. This precision-engineered component ensures proper thread control for consistent, professional stitching results.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel diameter:\u003c\/strong\u003e 17.4mm - exact specification for proper fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible models:\u003c\/strong\u003e Early Singer 66 \u0026amp; 99 with no numbered dial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Complete tension assembly with release pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.5 ounces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eImportant Compatibility Notes:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e✓ Fits:\u003c\/strong\u003e Early Singer models 66 \u0026amp; 99 with no numbered dial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e✗ Will NOT fit:\u003c\/strong\u003e 99K1 or early model 99 with 3\/4\" diameter disc\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat's Included:\u003c\/h4\u003e\n\u003cp\u003eComplete tension assembly with release pin included.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Release pin will need to be cut to proper length for your specific machine, or you can use your original release pin.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose This Replacement:\u003c\/h4\u003e\n\u003cp\u003eThis is a high-quality replacement tensioner that restores proper thread control to your vintage Singer machine. Proper thread tension is crucial for achieving professional stitching results and preventing thread breakage or loose stitches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e Singer 66 \u0026amp; 99 restoration projects, replacing worn or damaged tension assemblies, maintaining optimal sewing performance on vintage machines.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":12315070070882,"sku":"44118-66","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9892-Photoroom.jpg?v=1762525706"},{"product_id":"new-replacement-thread-tension-assembly-fits-industrial-singer-model-281","title":"New Replacement Thread Tension Assembly Fits Industrial Singer Model 281","description":"\u003cp\u003eNew replacement thread tension assembly complete with release pin and oil seal.\u003c\/p\u003e\n\u003cp\u003ePart # 145274\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer industrial models:\u003c\/strong\u003e 251, 281\u003c\/p\u003e","brand":"DMN","offers":[{"title":"Default Title","offer_id":12460914671714,"sku":"145274","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_2377.jpg?v=1770681130"},{"product_id":"new-replacement-thread-tension-assembly-fits-industrial-singer-model-591","title":"New Replacement Thread Tension Assembly Fits Industrial Singer Model 591","description":"\u003cp\u003eNew replacement thread tension assembly with release rod\u003c\/p\u003e\n\u003cp\u003ePart # 414274\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e591\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DMN","offers":[{"title":"Default Title","offer_id":12461013205090,"sku":"414274","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/414274_1.jpg?v=1762527611"},{"product_id":"original-singer-model-101-upper-thread-tension-assembly","title":"Original Singer Model 101 Upper Thread Tension Assembly","description":"\u003cp\u003eOriginal Upper Thread Tension Assembly\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e101\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":16176495984738,"sku":"VO1550","price":18.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/products\/IMG_3552.JPG?v=1762528438"},{"product_id":"new-replacement-tension-assembly-singer-part-240446","title":"New Replacement Tension Assembly - Singer Part # 240446","description":"\u003cp\u003e New replacement tension assembly complete.\u003c\/p\u003e\n\u003cp\u003ePart # 240446\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e111W, 111G (Except 111G117), 153W100, 153W101, 153W102, 153W103, 153W104, 153K, 168G, 168W\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":18056955363426,"sku":"240446","price":22.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG-4067-_1.jpg?v=1762529353"},{"product_id":"new-replacement-tension-assembly-singer-part-248217","title":"New Replacement Tension Assembly - Singer Part # 248217","description":"\u003cp\u003e New replacement tension assembly complete.\u003c\/p\u003e\n\u003cp\u003ePart # 248217\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer industrial models:\u003c\/strong\u003e 112G, 112W, 134W, 138G, 138W, 153W, 167G, 167W, 212G, 212W\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":18057870508130,"sku":"248217","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG-4082-_1.jpg?v=1762529368"},{"product_id":"upper-thread-tension-spring-fits-singer-models-15-30-15-86-15-87-15-96-15-97","title":"Upper Thread Tension Spring Fits Singer Models 15-30, 15-86, 15-87, 15-96, 15-97","description":"\u003cp\u003eThis upper thread tension check spring, size Large, is designed to pull down.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart # 55645\u003c\/li\u003e\n\u003cli\u003eBarrel length: 8mm\u003c\/li\u003e\n\u003cli\u003eBarrel inner diameter: 10 mm\u003c\/li\u003e\n\u003cli\u003eWill not work with Singer models 15-88, 15-90, 15-91, or 15-125 \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e115,\u003cstrong\u003e \u003c\/strong\u003e15-30, 15-86, 15-87, 15-96, and 15-97, and Singer 15 clones\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits White models: \u003c\/strong\u003e1514, 618, 7011, 7012, and 7013\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":19755210571874,"sku":"55645","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/55645_1.jpg?v=1762530320"},{"product_id":"upper-thread-tension-spring-fits-singer-models-27-127","title":"Upper Thread Tension Spring - Fits Singer Models 27, 127","description":"\u003cp\u003eNew replacement upper thread tension check spring. \u003c\/p\u003e\n\u003cp\u003ePart # 8244\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer sewing machine models:\u003c\/strong\u003e 27, 127.\u003c\/p\u003e\n\u003cp\u003eThe check spring pulls up.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e check Spring is a little different than original, but it is the only spring available as new, and they do work.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":19755225350242,"sku":"8244","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1802-Photoroom.jpg?v=1759439382"},{"product_id":"upper-thread-tension-spring-fits-singer-models-66-99","title":"Upper Thread Tension Spring - Fits Singer Models 66 \u0026 99","description":"\u003cp\u003eThis replacement thread tension check spring is designed for Singer sewing machine early models 66 and 99. It pulls down and should be noted that it is not compatible with late model numbered dials. This spring will only work with the early tensioner with 1\" disc. and no numbered dials. Part number 32575.\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":19755230986338,"sku":"32575","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_1794-Photoroom.jpg?v=1759439384"},{"product_id":"vintage-original-singer-thread-tension-assembly-fits-model-66-16","title":"Vintage Original Singer Thread Tension Assembly Fits Model 66-16","description":"\u003cp\u003eNice original upper thread tension assembly.\u003c\/p\u003e\n\u003cp\u003eUnit is complete with release rod.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e66-16, 99K, 192\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":20215062888546,"sku":"VO348","price":29.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_3335-Photoroom.jpg?v=1759439391"},{"product_id":"singer-upper-tension-assembly-model-221-featherweight-original","title":"Singer Upper Tension Assembly - Model 221 Featherweight Original","description":"\u003ch3\u003eOriginal Upper Tension Assembly for Singer Model 221 Featherweight\u003c\/h3\u003e\n\u003cp\u003eRestore perfect thread tension control to your Singer Model 221 Featherweight with this genuine original upper tension assembly. This essential component ensures consistent, professional stitching results for all your sewing projects.\u003c\/p\u003e\n\u003ch4\u003ePerfect Compatibility:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSinger Model:\u003c\/strong\u003e 221 Featherweight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Original vintage component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Controls upper thread tension\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Direct replacement for worn assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhy Choose This Upper Tension Assembly?\u003c\/h4\u003e\n\u003cp\u003eThe upper tension assembly is critical for proper stitch formation and thread control. A worn or damaged tension assembly can cause uneven stitches, thread breaks, and poor stitch quality. This original assembly restores your Featherweight's precision tension control, ensuring the consistent, beautiful stitches your machine is famous for.\u003c\/p\u003e\n\u003cp\u003ePerfect for Featherweight enthusiasts, collectors, and seamstresses who demand authentic performance from their treasured Singer 221. Keep your machine running smoothly with genuine original components that honor the craftsmanship of this iconic sewing machine.\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":20236617121890,"sku":"VO1623","price":32.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9963-Photoroom_0733d82f-4c8b-4fb9-9520-fbe87ecdc2dc.jpg?v=1762530899"},{"product_id":"original-singer-tension-assembly-fits-models-401-401a-403-403a","title":"Original Singer Tension Assembly Fits Models 401, 401A, 403, 403A","description":"\u003cp\u003eNice original tension assembly complete. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e401, 401A, 403, 403A, 431G\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":20498456477794,"sku":"VO602","price":38.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_3467-Photoroom.jpg?v=1759439454"},{"product_id":"vintage-original-singer-thread-tension-assembly-fits-model-28","title":"Vintage Original Singer Thread Tension Assembly Fits Model 28","description":"\u003cp\u003eNice original thread tension parts.\u003c\/p\u003e\n\u003cp\u003eThe stud, thumb nut, release washer and release pin are in very good condition. The discs are rust free just dark in color.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e28, 128\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":29412853612642,"sku":"VO571","price":15.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_3296-Photoroom.jpg?v=1759439477"},{"product_id":"tension-release-disc-fits-singer-models-27-127-28-128-66-99-31-15","title":"Tension Release Disc Fits Singer models 27, 127, 28, 128, 66, 99, 31-15","description":"\u003cp\u003eNew replacement tension release disc.\u003c\/p\u003e\n\u003cp\u003ePart # 32572\u003c\/p\u003e\n\u003cp\u003eDiameter is about 7\/8\"\u003c\/p\u003e\n\u003cp\u003eThis disk works with the early tension assemblies. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e15-30, 15-86, 27, 127, 28, 128, 66, 99, 31-15\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":29449169567842,"sku":"32572","price":1.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_5033-Photoroom.jpg?v=1762532208"},{"product_id":"vintage-original-thread-tension-assembly-singer-306-306k-306w-319-319w","title":"Vintage Original Thread Tension Assembly - Singer 306, 306K, 306W, 319, 319W","description":"\u003ch3\u003eGenuine Original Upper Thread Tension Assembly for Singer Sewing Machines\u003c\/h3\u003e\n\u003ch4\u003eAbout This Part\u003c\/h4\u003e\n\u003cp\u003eThis is a genuine original Singer upper thread tension assembly in \u003cstrong\u003eexcellent used condition\u003c\/strong\u003e — not a reproduction. Complete unit includes the tension release rod. The thread tension assembly controls upper thread tension during sewing, allowing precise adjustment for consistent, balanced stitch formation across all fabric types.\u003c\/p\u003e\n\u003ch4\u003eWhy Choose This Tension Assembly?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eGenuine Original Part\u003c\/strong\u003e - SIMANCO-stamped, not a reproduction or aftermarket substitute\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eExcellent Used Condition\u003c\/strong\u003e - Inspected and ready to install\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eComplete Assembly\u003c\/strong\u003e - Includes tension release rod\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003ePerfect Fit\u003c\/strong\u003e - Guaranteed compatibility with your Singer machine\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eEasy Installation\u003c\/strong\u003e - Direct replacement, no modifications needed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e This is a vintage original used part. Please verify your model before ordering to ensure proper fit.\u003c\/p\u003e\n\u003ch4\u003eCompatible Singer Models:\u003c\/h4\u003e\n\u003cp\u003e306, 306K, 306W, 319, 319W\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eKeep your vintage Singer sewing machine running at its best with this genuine original replacement part.\u003c\/em\u003e\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":30181457395810,"sku":"VO1358","price":32.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_8703-Photoroom_4f385f9d-bc6b-4877-b8aa-e590907f4d2a.jpg?v=1762533320"},{"product_id":"vintage-original-upper-thread-tension-assembly-fits-singer-models-328-328k","title":"Vintage Original Upper Thread Tension Assembly Fits Singer Models 328, 328K","description":"\u003cp\u003eOriginal upper thread tension assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models: \u003c\/strong\u003e328, 328K\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":31116240584802,"sku":"VO1046","price":28.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/products\/IMG_5257.jpg?v=1759439558"},{"product_id":"vintage-original-singer-upper-thread-tension-assembly-fits-model-201","title":"Vintage Original Singer Upper Thread Tension Assembly Fits Model 201","description":"\u003cp\u003eOriginal upper thread tension assembly complete.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 201\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":31211062853730,"sku":"VO1697","price":29.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/IMG_9963-Photoroom_864b859e-2ea6-4e0b-8115-231660c56cd7.jpg?v=1762526919"},{"product_id":"original-singer-tension-guide-part-45345-fits-models-201","title":"Original Singer Tension Guide Part # 45345 Fits Models 201","description":"\u003cp\u003eOriginal Singer tension guide \u0026amp; mounting screw.\u003c\/p\u003e\n\u003cp\u003ePart # 45345\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits Singer models:\u003c\/strong\u003e 201, 201K\u003c\/p\u003e","brand":"CMSS","offers":[{"title":"Default Title","offer_id":31216747479138,"sku":"VO431","price":5.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/products\/IMG_5307.jpg?v=1759439577"},{"product_id":"upper-thread-tension-spring-32758","title":"Upper Thread Tension Spring - #32758","description":"\u003cp\u003e-New thread tension check spring,\u003cbr\u003e\u003cbr\u003e-Fits Singer models 66 (late model), 99K, 185, 192, 206K, 206W, 306K, 306W, 319\u003c\/p\u003e\n\u003cp\u003e-Will not work on 99K-1\u003c\/p\u003e\n\u003cp\u003e-These work with tension assembly that have a numbered dial.\u003c\/p\u003e\n\u003cp\u003e-Please note these are a little different then the original but do work well. original style is no longer available.\u003cbr\u003e\u003c\/p\u003e","brand":"PD Sixty","offers":[{"title":"Default Title","offer_id":31805385212002,"sku":"32758","price":2.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/4681\/files\/32758.jpg?v=1762536941"}],"url":"https:\/\/www.vintagesingerparts.com\/en-au\/collections\/singer-thread-tension-parts-singer-sewing-machine-accessories.oembed?page=2","provider":"Central Michigan Sewing Supplies","version":"1.0","type":"link"}