Fasteners, Washers,4mm 9mm, Lock Washers

Washers – Lock Washers

4mm x 9mm Zinc Plated Class 8 Steel Wave Spring Lock Washers

Diameter: 4mm
Diameter 2: 9mm
Thickness: 0.6mm
Material: Steel
Finish: Zinc
Hardness: Class 8
Style: Wave Spring
Type: Lock Washer
Specifications: DIN 137B
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.

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