U.S. Washers
Fender, flat, and lock washers support SAE/USS fastening by spreading load, protecting surfaces, and resisting vibration loosening, with Grade 5, Grade 8, MC2, F-911, spring, and toothed styles.
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SAE and USS flat washers distribute load and protect surfaces under bolts in repair assemblies.
U.S. Lock Washers
Spring, internal, external, and countersunk lock washers help prevent vibration loosening.
U.S. Fender Washers
Grade 5 zinc-plated fender washers spread load and protect surfaces in repair assemblies.