Skip to content
Free shipping on orders $250 and up!
Free shipping on orders $250 and up!

1/2" x 57/64" Zinc Plated Grade 2 Steel External Tooth Lock Washers LWS-303

Type: Lock Washers
Part Number: 03970
Original price $11.89 - Original price $15.41
Original price
$11.89 - $15.41
Current price $15.41
Box Size: 100 pcs.

Diameter: 1/2"
Diameter 2: 57/64"
Thickness: 5/64"
Material: Steel
Finish: Zinc
Hardness: Grade 2
Nominal Size: 1/2"
Style: External Tooth
Type: Lock Washer
Application: Round|pan|or binding head
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.