5/16" x 45/64" Zinc Plated Grade 2 Steel Internal Tooth Lock Washers LWS-252

The item pictured is an approximation of what you will receive. Most of our fasteners are commodity items and may vary in finish, thread length, head stamping, and look from one batch to another.

Type: Lock Washers

Part Number: MF03983

Diameter: 5/16"
Diameter 2: 45/64"
Thickness: 1/16"
Material: Steel
Finish: Zinc
Hardness: Grade 2
Nominal Size: 5/16"
Style: Internal Tooth
Type: Lock Washer
Application: Smaller head screws

Box of 100.

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

$5.45
Unit price per

per box

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Ground shipping is FREE for orders of $75 or more. Normal orders placed before noon will ship the same day. We use UPS, FedEx, and USPS and ship from multiple warehouses around the US. Standard Ground shipping times are 1 to 3 days to most addresses.