Including standard washers in multiple sizes and materials, providing ideal solutions for versatile fastener industry applications, Boker’s comprehensive washer offering comprise standard flat washers in short, medium and long runs, with outside diameters ranging from 2,06 to 127 mm, plus numerous inside diameter and thickness options. Offering custom modifications to meet individual application needs, the broad washer collection includes a wide range of options, such as standard wrought washers, U.S.S. flat washers, S.A.E. flat washers, fender washers, machine screw washers, A.N.S.I. metric plain washers and A.N.S.I. B18.22.1 American standard type A and type B washers. The compay’s standard washers are flat, tumbled, deburred and can be heat-treated or plated to meet particular specifications. Standard washers are available in over 2,000 commonly specified and difficult-to-find materials with numerous approved vendors for heat treating and plating. Metallic material options include, but not limited to, low-carbon sheet steel, various spring steels, stainless steel, aluminum, brass, copper and nickel silver. Non-metallic material options include ABS, acetal, polyester, nylon, nylon MD, polycarbonate, fiber, polyethylene and various NEMA grade laminates.