Guaranteed to fit Pfaff sewing machine models:
1051, 1181, 1053, 1245, 141, 9083, 487, 481-G, 483-G, 1193, 1194, 3519-3/12, 3827-2/24, 5625-657/01, 5625-657/02, 8304-020, 8304-040, 8304-042, 1246, 2481, 2483, 333-712/02, 333-712/03, 335-G, 3566-3/02, 3586-12/02, 3586-13/01, 3588-12/021, 3734-2/01, 3734-2/21, 3834-4/11, 3824-4/21, 3801-1/07, 3801-1/071, 3801-10/071, 3811-2/55, 3811-11/55, 3811-11/65, 3811-14/55, 3811-14/65, 3811-14/71, Mauser Lock 41, Mauser Lock 47