Spool Pin Seat Cap - Singer Part # 163148
This replacement spool cap fits pins of a 1/4" diameter.
For Singer models 1030, 1036, 1060, 560, 600, 603, 604, 620, 620E31, 628, 630, 630E, 635, 636, 638, 639, 640, 640E, 645, 646, 648, 649, 737, 750, 755, 756, 758, 770, 775, 778, 800, 860, 900, 920, 925
