Guaranteed to fit Bernette Sewing Machine Models:
004D Funlock

Guaranteed to fit Consew Sewing Machine Models:
14TU854

Guaranteed to fit Pfaff Serger Models:
4772 Coverlock

Guaranteed to fit Singer Serger Models:
14U234B, 14U344, 14U344B, 14U354B, 14U44B, 14U444B, 14U454B, 14U46B, 14U544, 14U554, 14U555, 14U557, PRO4D

Alternate Part Numbers: 93-413743-64/000