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20mm x 34mm Black Phosphate Class 10 Steel Lock Washers

SKU: 06525
20mm x 34mm Black Phosphate Class 10 Steel Lock Washers

20mm x 34mm Black Phosphate Class 10 Steel Lock Washers

SKU: 06525
Box Size: 157 pcs.
Regular price $5469
Shipping calculated at checkout.

Nominal Size: 20mm
Inside Diameter: 20mm
Outside Diameter: 34mm
Thickness: 4mm
Material: Steel
Finish: Black Phosphate
Hardness: Class 10
Style: Medium Split
Type: Lock Washer
Specifications: DIN 127
Application: Nuts and Bolts

Box of 157.

The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.