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ASME B18.22.1 USS Flat Washers by Material, Finish and Size
USS Flat Washers were among the first known commercial flat washers in the U.S.A. They are characterized as having a loose fit, and have a larger outside diameter than SAE Flat washers. The USS designation was derived from the name “Unified Standard Series.” At the time, coarse threaded bolts were called USS bolts.
Search thousands of US/Imperial fasteners by ASME specification, including ASME b18.22.1 USS Flat Washers , in the FCH Sourcing Network database of first-run, surplus, odd lot, slow-moving and hard to find fasteners.
ASME b18.22.1 USS Flat Washers by Imperial/ Sizes
USS Flat Washers are available on the FCH Network with imperial diameters that range from #4 to 3, and with lengths that range from 1/8 to 10.
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ASME b18.22.1 USS Flat Washers by Materials
ASME b18.22.1 USS Flat Washers are available on the FCH Network in materials that range from Steel to Nylon (Polyamide).
ASME b18.22.1 USS Flat Washers by Coatings/Finishes
ASME b18.22.1 USS Flat Washers are available on the FCH Network in finishes or coatings that range from Plain to Nickel Plated.