Washers

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Store Room Fasteners Inc. carries a large selection of washers:

Cup Washer

Cup washers (also called finishing washers) are used under a flat or oval head for the purpose of providing a nicer finished look.

Fender Washer

Fender Washers are flat washers with a larger outside diameter.

GR8 Fender Washer

Grade 8 Flat Washers are used under the head of a fastener to provide a greater load bearing surface. They also help to prevent the fastener from pulling through the fastened material. SAE washers generally have a smaller inner and outer diameter than a USS washers. Grade 8 washers have a greater tensile strength than standard washers.

SAE Flat Washer

SAE Flat Washers are used under a fastener to provide a greater load bearing surface under the head of the fastener. They help prevent the fastener from pulling through the fastened material. SAE washers generally have a smaller inner and outer diameter than a USS washers.

USS Flat Washer

USS Flat washers are used under the head of a fastener to provide greater load bearing surface. They help to prevent the fastener from pulling fastened material.

L9 Tension Washer

L9 Tension Washers are equipped with a countersunk washer I.D. to center the washer against the bolt head. Mechanically, they are the strongest standard off the shelf fastener available.

Split Lock Washer

Split Lock Washer are split helical shaped rings that bite into the fastener and the material being fastened. They are used as a locking feature to prevent the fastener from backing out or becoming loose.

External Washer

External Tooth Lock washers use teeth for locking and tension. Internal teeth lock against the fastener. External teeth locks against the item being fastened.

Internal LW

Internal Tooth Lock washers use teeth for locking and tension. Internal teeth lock against the fastener. External teeth locks against the item being fastened.