Guaranteed to fit Babylock Sewing Machine Models:
BL480A Diana

Guaranteed to fit Elna Sewing Machine Models:
654

Guaranteed to fit Pfaff Sewing Machine Models:
Coverlock 3.0, Coverlock 4.0, Hobbylock 2.5

Guaranteed to fit Singer Sewing Machine Models:
14T4968DC Professional 5, 14T957DC, 14T967DC, 14T968DC

Guaranteed to fit Viking Sewing Machine Models:
Huskylock S25

Alternate Part Numbers:39640531, G1148