FCH News

1 3/8 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.

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

Buy USS Flat Washers from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
JacksonMSUSS Flat WasherSteelZinc/Clear1 3/81-3/8 USS flat 1 1/2 idx3 1/4 od 7 gauge 3/lb617
    Contact_Supplier
JacksonMSUSS Flat WasherSteelPlain1 3/81 3/8 USS flat 1 1/2 idx3 1/4 od 3/lb203
    Contact_Supplier
YANKEENHUSS Flat WasherSteelPlain1 3/8 x 3 1/41-3/8 x 3-1/4 uss flat washer plain steel58
    Contact_Supplier
JacksonMSUSS Flat WasherSteelGalvanized1 3/8USS flat hot dip 1 1/2 idx3 1/4 od 3/lb196
    Contact_Supplier
LippinCAUSS Flat WasherSteelZinc/Clear1 3/81 3/8 flat washer uss zp 5# (15)1
    Contact_Supplier
AbabaCAUSS Flat WasherSteelPlain1 3/81 3/8 uss f/w stl pln (3-1/4 od) b18.22.195
    Contact_Supplier
AbabaCAUSS Flat WasherSteelZinc/Clear1 3/81 3/8 uss f/w stl znc (3-1/4 od) b18.22.112
    Contact_Supplier
AbabaCAUSS Flat WasherSteelZinc/Clear1 3/81 3/8 uss f/w stl znc (3-1/4 od) b18.22.125
    Contact_Supplier
JET FITTINGCAUSS Flat WasherSteelGalvanized1 3/81 3/8 washers flat washers uss steel flat washer hdg (inch) b18.22.19
    Contact_Supplier

Trademarks identified with products listed on this website are the property of their respective owners, not FastenersClearingHouse.com.