Dimension of f436 hardened washer as below. Available in 5 8 through 1 1 4 bolt sizes to weathering specification as outlined in astm f436. Astm astm b 18 2 6 2010.
Our Astm F436 Washers Are Hardened Steel Washers For Use With Fasteners Having Nominal Thread Diameters Of Through 4 In Zinc Plating Weathering Steel Washer