A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature.
Classification: Washers other than lock washers, iron or steel
NSN 5895-01-551-1305
NSN 5835-01-301-0022
NSN 6320-00-456-0836
NSN 5895-01-113-7224
NSN 5920-01-137-0068
NSN 4140-01-385-8478
NSN 5925-01-578-2137
NSN 7035-01-364-8454
NSN 6145-01-321-7348
NSN 6130-01-213-0196
NSN 5855-01-317-5354
NSN 5915-00-568-9409