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.

A hardened steel structural washer is manufactured in accordance with ASTM Standard F436.
F436 STRUCTURAL FLAT WASHER, PLAIN (INCH)
Unit of Measure
1 2 

Item #

Item Name

Package Quantity

Web Price

25NWA3 N/A 1/4 F436 STRUCTURAL FLAT WASHER N/A 10000 QUOTE
25NWA3 N/A 1/4 F436 STRUCTURAL FLAT WASHER N/A 1000 QUOTE
31NWA3 N/A 5/16 F436 STRUCTURAL FLAT WASHER N/A 10000 QUOTE
37NWA3 N/A 3/8 F436 STRUCTURAL FLAT WASHER N/A 7000 QUOTE
37NWA3 N/A 3/8 F436 STRUCTURAL FLAT WASHER N/A 600 QUOTE
43NWA3 N/A 7/16 F436 STRUCTURAL FLAT WASHER N/A 5000 QUOTE
43NWA3 N/A 7/16 F436 STRUCTURAL FLAT WASHER N/A 500 QUOTE
50NWA3 N/A 1/2 F436 STRUCTURAL FLAT WASHER N/A 2000 QUOTE
50NWA3 N/A 1/2 F436 STRUCTURAL FLAT WASHER N/A 300 QUOTE
56NWA3 N/A 9/16 F436 STRUCTURAL FLAT WASHER N/A 1700 QUOTE
56NWA3 N/A 9/16 F436 STRUCTURAL FLAT WASHER N/A 300 QUOTE
62NWA3 N/A 5/8 F436 STRUCTURAL FLAT WASHER N/A 1200 QUOTE
62NWA3 N/A 5/8 F436 STRUCTURAL FLAT WASHER N/A 200 QUOTE
75NWA3 N/A 3/4 F436 STRUCTURAL FLAT WASHER N/A 1000 QUOTE
75NWA3 N/A 3/4 F436 STRUCTURAL FLAT WASHER N/A 150 QUOTE
87NWA3 N/A 7/8 F436 STRUCTURAL FLAT WASHER N/A 700 QUOTE
87NWA3 N/A 7/8 F436 STRUCTURAL FLAT WASHER N/A 100 QUOTE
100NWA3 N/A 1 F436 STRUCTURAL FLAT WASHER N/A 500 $174.56
100NWA3 N/A 1 F436 STRUCTURAL FLAT WASHER N/A 50 $43.55
112NWA3 N/A 1 1/8 F436 STRUCTURAL FLAT WASHER N/A 400 $219.92
125NWA3 N/A 1 1/4 F436 STRUCTURAL FLAT WASHER N/A 300 $181.23
137NWA3 N/A 1 3/8 F436 STRUCTURAL FLAT WASHER N/A 300 $262.89
150NWA3 N/A 1 1/2 F436 STRUCTURAL FLAT WASHER N/A 200 $183.38
175NWA3 N/A 1 3/4 F436 STRUCTURAL FLAT WASHER N/A 100 $211.13
200NWA3 N/A 2 F436 STRUCTURAL FLAT WASHER N/A 80 $204.93
Unit of Measure
1 2