USS Flat Washers Extra Thick

USS Flat Washers Extra Thick

Product Description
Related Products

List

USS Flat Washers Extra Thick

USS pattern flat washers extra thick are manufactured from low carbon steel to meet ASTM F844. Zinc plated material will meet or exceed ASTM F1941. Hot-Dip Galvanized material will meet or exceed ASTM A153.

USS Flat Washers Extra Thick
Bolt Size	Outside Diameter			Inside Diameter			Thickness		Approximate Number per 50 Pounds
Bolt Size	Nominal	Max	Min	Nominal	Max	Min	Max	Min	Approximate Number per 50 Pounds
1/4	3/4	0.749	0.727	5/16	0.327	0.307	.080	.064	6600
5/16	7/8	0.905	0.868	3/8	0.390	0.370	.093	.079	4200
3/8	1	1.030	0.993	7/16	0.453	0.433	.093	.079	3250
7/16	1-1/4	1.280	1.243	1/2	0.515	0.495	.106	.090	1750
1/2	1-3/8	1.405	1.368	9/16	0.577	0.557	.146	.122	1100
9/16	1-1/2	1.499	1.462	5/8	0.640	0.620	.146	.122	950
5/8	1-3/4	1.780	1.743	21/32	0.687	0.649	.160	.136	550
3/4	2	2.030	1.993	13/16	0.842	0.805	.160	.136	450
7/8	2-1/4	2.280	2.243	15/16	0.968	0.931	.160	.136	375
1	2-1/2	2.530	2.493	1-1/16	1.092	1.055	.160	.136	300