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M5 USS Flat Washers

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.

8 results, (click on any line for more information)

Buy USS Flat Washers from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
QFCTXUSS Flat WasherSteelZinc/YellowM5M5 uss flat trivalent z/y1000
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QFCTXUSS Flat WasherSteelZinc/ClearM5M5 uss flat trivalent clear zinc2600
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QFCTXUSS Flat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5M5 uss flat 18-8 s/s steel2980
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WDMBIAUSS Flat WasherSteelPlainM560flat uss a w st (m560s) 3/8 (W040)1,167
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QFCTXUSS Flat WasherSteelZinc/ClearM5m5 uss flat washer zinc plated58059
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OSSCORIUSS Flat WasherSteelPlainM5M5 flat uss with chamfer100
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OSSCORIUSS Flat WasherBrassPlainM5M5 flat uss brass1,267
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OSSCORIUSS Flat WasherSteelZinc/ClearM5M5 flat uss high strength plated5
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