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21278077
7/16" ID USS high strength flat washers. Made of through-hardened steel with a zinc-yellow coating. These premium USS flat washers are made of through-hardened high-strength steel and have a zinc-yellow chromate finish that provides superior corrosion and rust protection. USS washers have a larger ID and OD than their SAE washer counterparts.
Steel with a zinc-yellow finish.
7/16" Nominal ID
1 /4" outer diameter (OD)
Thickness 0.08''
Actual ID-1/2",Actual OD-1 1/4",Thickness-0.06"-0.11"
