Guaranteed to fit Bernina Sewing Machines:

Group A -
910, 930, 931, 932, 933, 940, 950, 1000, 1000+, 1001, 1004, 1005, 1006, 1008, 1010, 1011, 1015, 1020, 1021, 1030, 1031, 1050 Holidaynu, 1070, 1080, 1090, 1120, 1130, 1230, 1240, 1260, 1530, 1630

Group H -
820, 830

Models -
530, 532, 534, 540, 600, 610, 640 (not Artista 640), 644, 700, 707, 708, 709, 717, 718, 719, 730 (not Artista 730), 731, 732, 740, 741, 742, 800, 801S, 802S, 803S, 807, 808, 809, 810, 811, 817, 818, 819, 831, 832, 841, 842, 850, 900