USS Flat Washers

Grade 8 (USS) Flat Washers - Yellow Zinc Plated

Made for heavy loads, these yellow zinc‑plated Grade 8 (USS) washers offer enhanced thickness to resist dishing. Their close‑fitting ID boosts clamp capability, while the corrosion‑resistant finish extends service life. Pair with Grade 8 bolts for reliable performance in structural or industrial assemblies.

Bolt Size	Inside Diameter	Outside Diameter	Thickness	Package Qty	Item #	Price Want to view pricing for this product? Log In or Create Login Not a Kimball Midwest Customer? Register
1/4"	9/32"	3/4"	5/64"	100	373804	Log in to view price
1/4" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 100 Pack Item Number: 373804 Package Weight: 0.9 lbs View Product Details Log in to Order
1/4"	9/32"	3/4"	5/64"	200	3738041	Log in to view price
1/4" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 200 Pack Item Number: 3738041 Package Weight: 1.7 lbs View Product Details Log in to Order
1/4"	9/32"	3/4"	5/64"	500	3738042	Log in to view price
1/4" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 500 Pack Item Number: 3738042 Package Weight: 4 lbs View Product Details Log in to Order
5/16"	11/32"	7/8"	3/32"	100	373805	Log in to view price
5/16" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 100 Pack Item Number: 373805 Package Weight: 1.3 lbs View Product Details Log in to Order
5/16"	11/32"	7/8"	3/32"	200	3738051	Log in to view price
5/16" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 200 Pack Item Number: 3738051 Package Weight: 2.3 lbs View Product Details Log in to Order
5/16"	11/32"	7/8"	3/32"	500	3738052	Log in to view price
5/16" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 500 Pack Item Number: 3738052 Package Weight: 6.1 lbs View Product Details Log in to Order
3/8"	13/32"	1"	3/32"	100	373806	Log in to view price
3/8" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 100 Pack Item Number: 373806 Package Weight: 1.6 lbs View Product Details Log in to Order
3/8"	13/32"	1"	3/32"	200	3738061	Log in to view price
3/8" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 200 Pack Item Number: 3738061 Package Weight: 3.2 lbs View Product Details Log in to Order
7/16"	15/32"	1-1/4"	3/32"	50	373807	Log in to view price
7/16" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 50 Pack Item Number: 373807 Package Weight: 1.4 lbs View Product Details Log in to Order
7/16"	15/32"	1-1/4"	3/32"	100	3738071	Log in to view price
7/16" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 100 Pack Item Number: 3738071 Package Weight: 2 lbs View Product Details Log in to Order
1/2"	17/32"	1-3/8"	1/8"	50	373808	Log in to view price
1/2" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 50 Pack Item Number: 373808 Package Weight: 2.2 lbs View Product Details Log in to Order
1/2"	17/32"	1-3/8"	1/8"	100	3738081	Log in to view price
1/2" Grade 8 (USS) Yellow Zinc Alloy Steel Flat Washer - 100 Pack Item Number: 3738081 Package Weight: 4.5 lbs View Product Details Log in to Order