Bobbin Singer Touch and Sew
Singer models 290, 290C, 600, 603, 604, 620, 625, 626, 628, 629, 630, 635, 636, 638, 639, 640, 645, 646, 648, 649, 700, 706, 708, 720, 726, 728, 737, 750, 758, 755, 756, 770, 775, 778, 1000G, 1040G, 1060, 1411N, 1411U, 1425N, 1425U, 1000, 1040, 1060, 1411, 1411, 1425, 1425 Outside diameter: 27.4mm – Height: 7.1mm – Axis diameter 2.2mm