Guaranteed to fit Singer Sewing Machine Models:
500 Series, 502, 507, 509, 513, 514, 518, 522, 527, 533, 534, 538, 543 Stylist, 560 Diana, 560J, 800 Series, 800, 802, 807, 809, 813, 814, 818, 822, 824, 827, 833, 834, 838, 844, 860, 1021, 1022, 1200, 6500 Series, 6513, 6522, 6528, 6533, 6543, 6544, 6548