Grade 8 Split Lockwashers

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Grade 8 Split Lockwashers

A coiled, split circular washer with a slightly trapezoidal wire section hardened and tempered. Zinc gold chromate plated. For use with Grade 8 hex head cap screws.

Grade 8 Split Lockwashers
Nominal Washer Size		Inside Diameter		Outside Diameter	Section Width
Nominal Washer Size		Max.	Min.	Min.	Min.
#2	0.086	0.094	0.088	0.172	0.035
#3	0.099	0.107	0.101	0.195	0.040
#4	0.112	0.120	0.114	0.209	0.040
#5	0.125	0.133	0.127	0.236	0.047
#6	0.138	0.148	0.141	0.250	0.047
#8	0.164	0.174	0.167	0.293	0.055
#10	0.190	0.200	0.193	0.334	0.062
#12	0.216	0.227	0.220	0.377	0.070
1/4	0.250	0.260	0.252	0.487	0.109
5/16	0.312	0.322	0.314	0.583	0.125
3/8	0.375	0.385	0.377	0.680	0.141
7/16	0.438	0.450	0.440	0.776	0.156
1/2	0.500	0.512	0.502	0.869	0.171
9/16	0.562	0.574	0.564	0.965	0.188
5/8	0.625	0.641	0.628	1.073	0.203
3/4	0.750	0.766	0.753	1.265	0.234
7/8	0.875	0.894	0.878	1.459	0.266
1	1.000	1.024	1.003	1.656	0.297
1-1/8	1.125	1.153	1.129	1.847	0.328
1-1/4	1.250	1.280	1.254	2.036	0.359
1-3/8	1.375	1.408	1.379	2.219	0.391
1-1/2	1.500	1.534	1.504	2.419	0.422
1-3/4	1.750	1.789	1.758	2.679	0.424
2	2.000	2.039	2.008	2.936	0.427