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1 3/8 inch length USS Flat Washers (ASME B18. 22.1)
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.
2 results, (click on any line for more information)
| Buy USS Flat Washers from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| B & K FAST | PA | USS Flat Washer | 316, 317, A4 Stainless | Plain | 1/2 x 1 3/8 | 1/2 x 1 3/8 od uss flat washer t-316 stainless b18.22.1 | 181 |
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| JET FITTING | CA | USS Flat Washer | Steel | Black Oxide | 1/2 x 1 3/8 x .109 | 1/2x1-3/8x.109 uss flat washers steel black oxide b18.22.1 | 388 |
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