Fits Husqvarna Viking Sewing Machine Models:
7, 19E, 21, 21E, 49, 51, 52, 90, 95, 105, 120, 100, 105, 120, 150, 180, 185, 190, 200, 450S, 610, 620, 630 old, 940, 945, 950, 950S, 960, 980, 990, 990S, 1010, 1020, 1030, 1040, 1060, 1070, 2000, 3000 Series, 3230, 3300, 3310, 3320, 3610, 5430, 5530, 5540, 5570, 5610, 5710, 6000, 6010, 6020, 6030, 6170, 6230, 6240, 6260, 6270, 6360, 6370, 6430, 6440, 6460, 6470, 6570, 6690

Also fits White Sewing Machine Models:
3200, 3300, 3500, 3900, 8410, 8910