Made to fit Singer sewing machine models:
2010 Superb, 3321 Talent, 3323 Talent, 4411 Heavy Duty, 4423 Heavy Duty, 4432 Heavy Duty, 44S Classic Heavy Duty, 5511 Scholastic, 5523 Scholastic, 5532 Heavy Duty, 5554, 7640 Confidence, 85SCH, 9100, H74, HD660

Made to fit Husqvarna Viking sewing machine models:
Emerald 183, Emerald 203

Made to fit Pfaff sewing machine models:
260C Smarter, Ambition 1.0, Ambition 1.5, Ambition Essential, Quilt Ambition 2.0, Smarter 140s, Smarter 160S