S.A.E. Through Hardened Extra Thick Pattern Flat Washers
For Use with ASTM A325/A490 & Grades 5,8,9 Bolts.

Bolt Size	Outside Diameter	Inside Diameter	Thickness		Pieces Per Box	Weight Per Box
-	-	-	Min	Max	-	-
1/4	.625	.281	0.090	0.110	7,000	48
5/16	.688	.344	0.090	0.110	6,000	47
3/8	.812	.406	0.090	0.110	4,000	40
7/16	.921	.468	0.090	0.110	3,000	42
1/2	1.062	.531	0.156	0.188	1,500	48
9/16	1.187	.593	0.156	0.188	1,000	42
5/8	1.312	.656	0.170	0.195	800	43
3/4	1.468	.812	0.170	0.195	700	44
7/8	1.750	.937	0.235	0.265	400	48
1"	2.000	1.062	0.235	0.265	300	48
1-1/8	2.250	1.250	0.286	0.336	200	49
1-1/4	2.500	1.375	0.286	0.336	150	45
1-1/2	3.000	1.625	0.286	0.336	100	44

*All Items are sold by the carton only!
Items are stocked in Plain and Zinc Yellow Finish
Chemical and Physical Test Reports are available
Please Call For Availability