George H. Seltzer & Co.
George H. Seltzer & Co.
P.O.Box 26, 103 Ridley Avenue
Folsom, PA 19033-0026
Phone: 800-445-4101 - 610-532-2322 • Fax: 610-532-3024
E-mail: zip@zipbolts.com
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An Extra Thick Flat Washer is a washer machined from steel bar which has chamfered edges and used to distribute the load of a threaded fastener.

-Machined from 12L14 cold rolled steel bar.
-Beveled edge.
-Inside diameter is 1/64 to 1/32 over size of bolt.
-Small additional charge for case hardening, if desired.
Extra Thick Flat Steel Washers - ZIP Brand (inch sizes)
Unit of Measure
1 

Item #

Bolt Diameter (in.)

Outside Diameter (in.)

Thickness (in.)

Availability

List Price

10305 N/A 3/16 (#10) N/A 1/2 N/A 3/32 N/A Stock Item $0.28
10310 N/A 1/4 N/A 5/8 N/A 1/8 N/A Stock Item $0.33
10315 N/A 5/16 N/A 3/4 N/A 1/8 N/A Stock Item $0.35
10320 N/A 3/8 N/A 7/8 N/A 1/8 N/A Stock Item $0.65
10322 N/A 7/16 N/A 1 N/A 5/32 N/A Stock Item $0.70
10325 N/A 1/2 N/A 1 N/A 3/16 N/A Stock Item $0.72
10330 N/A 5/8 N/A 1-1/4 N/A 1/4 N/A Stock Item $1.05
10335 N/A 3/4 N/A 1-1/2 N/A 1/4 N/A Stock Item $1.35
10340 N/A 7/8 N/A 1-3/4 N/A 1/4 N/A Stock Item $2.10
10345 N/A 1 N/A 2 N/A 5/16 N/A Stock Item $3.15
10350 N/A 1-1/8 N/A 2-1/4 N/A 5/16 N/A Stock Item $3.40
10355 N/A 1-1/4 N/A 2-1/4 N/A 5/16 N/A Stock Item $3.55
Unit of Measure
1