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1 3/4 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.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
THRDFASTALUSS Flat WasherSteelGalvanized1 3/4 x 1/41 3/4 USS flat 1/4 thk hdg b18.22.15
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JacksonMSUSS Flat WasherSteelZinc/Clear1 3/41-3/4 USS flat 1 7/8 idx4 od7 gauge 2/lb217
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JacksonMSUSS Flat WasherSteelPlain1 3/41-3/4 USS flat 1 7/8 idx4 od 2/lb182
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YANKEENHUSS Flat WasherSteelZinc/Clear1 3/4 x 41-3/4 x 4 uss flat washer steel zinc plated17
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XL ScrewGAUSS Flat WasherGrade 5Plain1 3/4 (1 7/8 x 4 x .153/.213)uss flat hard rc 38-45 for a325/a490 and 8 9 bolts80
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BoltCraftNEUSS Flat WasherSteelZinc/Yellow1 3/4 x 951-3/4 uss flat washer zinc yellow 95/ctn48
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JacksonMSUSS Flat WasherSteelGalvanized1 3/4USS flat hot dip 1 7/8 idx4 od 2/lb225
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AbabaCAUSS Flat WasherSteelPlain1 3/41 3/4 uss f/w stl pln (4 od) b18.22.13
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AbabaCAUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss f/w stl znc (4 od) b18.22.15
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AbabaCAUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss f/w stl znc (4 od) b18.22.125
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AmericanNYUSS Flat WasherSteelPlain1 3/4USS flat (4 od)16
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WeaverWAUSS Flat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 3/41 3/4 uss flat s 18-8 ss2
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AmericanNYUSS Flat WasherSteelPlain1 3/4USS flat (4 od)63
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B & K FASTPAUSS Flat WasherSteelGalvanized1 3/41 3/4 uss flat washers galv b18.22.14
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B & K FASTPAUSS Flat WasherSteelPlain1 3/41 3/4 uss flat washers plain b18.22.1217
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METRO INDOHUSS Flat WasherSteelZinc/Clear1 3/4USS flat52
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METRO INDOHUSS Flat WasherGrade 8Zinc/Yellow1 3/4USS flat gr 8 /y93
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MAINSOURCNHUSS Flat WasherGrade 8Plain1 3/41 3/4 uss flat washer gr 84
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ACCURATEILUSS Flat WasherSteelPlain1 3/4flat - uss15
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SunPackFLUSS Flat WasherSteelZinc/Clear1 3/41-3/4 uss flat zinc554
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SunPackFLUSS Flat WasherSteelPlain1 3/41-3/4 uss flat plain26
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WurthOntUSS Flat WasherSteelZinc/Yellow1 3/4wsh flt uss a w st (zy) 1 3/4 b18.22.175
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CenturyFLUSS Flat WasherSteelPlain1 3/41 3/4 uss flat washer (STEEL ZINC PLT) (STEEL ZINC PLT) 369
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CenturyFLUSS Flat WasherSteelPlain1 3/41 3/4 uss flat washer 4 od (1-3/4 USS F/W GALV) (1-3/4 USS F/W GALV) 36
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THRDFASTFLUSS Flat WasherSteelZinc/Clear1 3/4USS f/w b18.22.1184
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CIFILUSS Flat WasherGrade 2Plain1 3/41 3/4 flat uss grade 2 plain (150) (150) (132) ()132
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UNEEDANJUSS Flat WasherSteelPlain1 3/4USS flat130
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UNEEDANJUSS Flat WasherSteelPlain1 3/4USS flat159
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LippinCAUSS Flat WasherSteelZinc/Clear1 3/41 3/4 flat washer uss zinc1400
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SRFALUSS Flat WasherSteelPlain1 3/4USS flat-
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SRFALUSS Flat WasherGrade 8Zinc/Clear1 3/4USS flat gr 8-
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CCFFLUSS Flat WasherSteelPlain1 3/4USS flat50
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NutsBoltsNEUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss flat washer zp233
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Cal FastenrsCAUSS Flat WasherSteelPlain1 3/4USS f/w USS fw58
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BHAMALUSS Flat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 3/4USS flat 300 ser ss1
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BHAMALUSS Flat WasherSteelGalvanized1 3/4USS flat hdg1
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BHAMTXUSS Flat WasherSteelPlain1 3/4USS flat32
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Future FastenerTXUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss flat washers plt97
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Future FastenerTXUSS Flat WasherSteelBlack Oxide1 3/41 3/4 uss washer blk25
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OBRIENOHUSS Flat WasherSteelPlain1 3/4USS flat37
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LippinCAUSS Flat WasherSteelPlain1 3/4flat washer uss plain1
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DeltaTXUSS Flat WasherSteelZinc/Clear1 3/4flat washer uss zinc 1 3/4 (4 OD)142
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DeltaTXUSS Flat WasherSteelPlain1 3/4flat washer uss plain 1 3/4 (4 OD)118
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All SizeTXUSS Flat WasherSteelGalvanized1 3/41-3/4 uss washer galv b18.22.1108
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KomarMOUSS Flat WasherSteelZinc/Clear1-3/4 uss flat washer 1 7/8x 4 x3/16 zinc87
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ASFCORPMIUSS Flat WasherSteelPlain1 3/41 3/4 uss flt wshr155
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ZAL INDUSCAUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss flat washer pltd840
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ZAL INDUSCAUSS Flat WasherSteelGalvanized1 3/41 3/4 uss flat washer hot dip galv26
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ASMCILUSS Flat WasherSteelPlain1 3/4flat USS pattern low carb8
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Kanebridge ILUSS Flat WasherSteelZinc/Clear1 3/41 3/4 uss flat washer zinc625,000
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LibertyILUSS Flat WasherSteelZinc/Clear1 3/4USS flat40
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LibertyILUSS Flat WasherSteelGalvanized1 3/4USS flat63
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HBBOLTCAUSS Flat WasherSteelZinc/Clear1 3/4USS flat []65
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KomarARUSS Flat WasherSteelPlain1 3/4USS flat 1 7/8x4x3/16208
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IPCVAUSS Flat WasherGrade 8Plain1 3/41-3/4 uss flat grade 848
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XL ScrewGAUSS Flat WasherSteelZinc/Clear1 3/4uss flat s zp95
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HayesCAUSS Flat WasherSteelPlain1 3/41-3/4 uss flat washer pln65
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SWACOOHUSS Flat WasherSteelZinc/Clear1 3/41 3/4 flt wash low stl uss zn47
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SunPackFLUSS Flat WasherSteelZinc/Clear1 3/4USS flat554
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SunPackFLUSS Flat WasherSteelPlain1 3/4USS flat26
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LightningLAUSS Flat WasherSteelGalvanized1 3/4astm f844 USS flat hot dipped95
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Valley NuWAUSS Flat WasherSteelGalvanized1 3/4(4 od) USS hdg60
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LightningLAUSS Flat WasherSteelPlain1 3/4astm f844 USS flat280
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CenturyNYUSS Flat WasherSteelZinc/Clear1 3/4 uss flat washer steel zinc plt369
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THRDFASTOKUSS Flat WasherSteelGalvanized1 3/4USS f/w hdg b18.22.11
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HodellOHUSS Flat WasherSteelGalvanized1 3/41 3/4 uss fl wash galv77
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Alma BoltMIUSS Flat WasherSteelGalvanized1 3/4USS pattern hdg flat214
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CenturyNYUSS Flat WasherSteelGalvanized1 3/4 uss flat washer 4 od 1-3/4 uss f/w galv36
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Valley NuWAUSS Flat WasherSteelPlain1 3/4(4 od) uss23
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