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Metric Fasteners

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Product Catalog » Machine screws » Slotted hex washer head type F » Zinc plated steel

5/16"-18

Hex washer head machine screw length is measured from under the head to the end of the screw.
Slotted hex washer head machine screw length.

Product #	Length	Buy Each	Buy Box	Box Qty	Buy Bulk	Bulk Qty
7621	1/2"	$0.34	$23.35	100	$192.00	1000
7352	3/4"	$0.19	$12.51	100	$103.00	1000
7353	1"	$0.21	$13.48	100	$111.00	1000
7354	1-1/4"	$0.25	$17.06	100	$140.00	1000
7355	1-1/2"	$0.27	$18.64	100	$153.00	1000

Matching Products

SAE flat washers, Zinc plated steel, 5/16"

SAE pattern is a tighter fit on the bolt and a smaller outside diameter.

USS flat washers, Zinc plated steel, 5/16"

USS pattern is the most common type of flat washer.

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