National Bolt & Nut Corp. - Structural Washers

National Bolt & Nut’s line of heavy-duty structural washers are ideal for structural steel fastening applications and are commonly used by the wind turbine and industrial building industries to ensure that all combined steel parts are truly secure and set in place.
Made from hardened alloy steel, our line of structural washers are heat-treated and constructed to meet ASTM F436 specifications for both dimension and finish.
Other materials and finishes available. For further information, call or send an information request.

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Unit of Measure

Items	Custom Custom Structural Washer - F436 - - - Plain	pn-12376 Structural Washer - F436 - - - Plain	pn-12377 Structural Washer - F436 - - - Plain	pn-12378 Structural Washer - F436 - - - Plain	pn-12379 Structural Washer - F436 - - - Plain
Size	N/A Custom	N/A 1/2 in	N/A 5/8 in	N/A 3/4 in	N/A 7/8 in
Finish	N/A Custom	N/A Plain	N/A Plain	N/A Plain	N/A Plain
Weight / C	N/A	N/A 2.00 lb	N/A 3.31 lb	N/A 4.50 lb	N/A 7.10 lb