New Replacement Upper Tension Spring - Part # 8186
-New Replacement Upper Tension Spring.
-Part # 8186
-Fits White models 666, 667, 740, 840
-Pfaff models 139, 239
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-New Replacement Upper Tension Spring.
-Part # 8186
-Fits White models 666, 667, 740, 840
-Pfaff models 139, 239