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 5999-00-701-9831
NSN 5999-01-633-7311
NSN 6135-01-485-3450
NSN 6105-00-339-8366
NSN 5930-01-462-8155
NSN 5945-01-476-8873
NSN 5965-01-385-7813
NSN 2925-00-695-4143
NSN 5950-01-031-8929
NSN 6650-00-299-9681
NSN 6650-01-642-4304
NSN 5925-01-564-6008