Coburn-Myers Fastening Systems, Inc.
Coburn-Myers Fastening Systems, Inc.
3211 West 9th Street, Trainer, PA 19061-5242
Toll Free: (800) 662-7459
E-Mail: sales@coburnmyers.com
Web site: www.coburnmyers.com
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Flat washers are used under bolt heads or nuts to increase the bearing area or offer greater hardness, so that the nut or bolt can be rotated without distortion of the bearing surface.

USS flat washers have a larger outer diameter than SAE flat washers.
USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
Unit of Measure
Items USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
10NWUSZ
#10 USS FLAT WASHER ZINC PLATED (LBS)
Web Price QUOTE
 USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
18NWUSZ
3/16 USS FLAT WASHER ZINC PLATED (LBS)
Web Price QUOTE
 USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
18NWUSZ
3/16 USS FLAT WASHER ZINC PLATED
Web Price $12.81
 USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
25NWUSZ
1/4 USS FLAT WASHER ZINC PLATED (LBS)
Web Price QUOTE
 USS FLAT WASHER, ZINC CLEAR CR+3 (INCH)
25NWUSZ
1/4 USS FLAT WASHER ZINC PLATED
Web Price $4.52
Diameter N/A #10 N/A 3/16 N/A 3/16 N/A 1/4 N/A 1/4
Length N/A
Material N/A Carbon Steel
Finish N/A Zinc Plated
Package Quantity N/A 50 N/A 50 N/A 100 N/A 50 N/A 100