ASTM F436

ASTM F 436 - 1993 (R2000)

Circular and clipped circular washers

Hardened steel washers

For thread diameter

d
d_c
h	max
	min
n	min

9/32	11/32	13/32	15/32	17/32	11/16	13/16	15/16	1-1/8	1-1/4	1-3/8	1-1/2
5/8	11/16	13/16	59/64	1-1/16	1-5/16	1-15/32	1-3/4	2	2-1/4	2-1/2	2-3/4
0.080	0.080	0.080	0.080	0.177	0.177	0.177	0.177	0.177	0.177	0.177	0.177
0.051	0.051	0.051	0.051	0.097	0.122	0.122	0.136	0.136	0.136	0.136	0.136
7/32	9/32	11/32	13/32	7/16	9/16	21/32	25/32	7/8	1	1-3/32	1-7/32

For thread diameter

d
d_c
h	max
	min
n	min

1-5/8	1-7/8	2-1/8	2-3/8	2-5/8	2-7/8	3-1/8	3-3/8	3-5/8	3-7/8	4-1/8
3	3-3/8	3-3/4	4	4-1/2	5	5-1/2	6	6-1/2	7	7-1/2
0.177	0.28	0.28	0.34	0.34	0.34	0.34	0.34	0.34	0.34	0.34
0.136	0.178	0.178	0.24	0.24	0.24	0.24	0.24	0.24	0.24	0.24
1-5/16	1-17/32	1-3/4	2	2-3/16	2-13/32	2-5/8	2-7/8	3-1/16	3-5/16	3-1/2

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