Embroidery Frame Nut, Viking #412996501

Guaranteed to fit Husqvarna Viking sewing machine models:
Designer Diamond, Designer Diamond Royale, Designer Diamond deLuxe, Designer Ruby, Designer Ruby Royale, Designer Ruby deLuxe, Designer Topaz 20, Designer Topaz 25, Designer Topaz 30, Designer Topaz 40, Designer Topaz 50

Guaranteed to fit Pfaff sewing machine models:
Creative 2.0, Creative 3.0, Creative 4.0, Creative 4.5, Creative Performance, Creative Sensation, Creative Sensation Pro, Creative Sensation Pro 2, Creative Vision 5.0, Creative Vision 5.5