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 6105-00-879-9833
NSN 5905-01-472-2366
NSN 5835-00-480-5671
NSN 5855-01-147-4785
NSN 5925-01-476-0126
NSN 4140-01-207-0452
NSN 5895-00-462-9157
NSN 6110-00-939-7065
NSN 6130-01-432-2415
NSN 6220-00-248-5511
NSN 5999-01-220-6307
NSN 5920-00-155-2173