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 6105-00-099-8818
NSN 5965-00-518-0958
NSN 6645-01-535-7136
NSN 5999-01-492-9789
NSN 6620-00-816-9755
NSN 6645-00-716-8049
NSN 5998-01-088-8746
NSN 5935-00-478-7658
NSN 6320-01-532-7491
NSN 5935-00-190-7034
NSN 5915-00-617-2432
NSN 5975-01-158-4636