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 6110-01-020-9150
NSN 5985-00-424-5144
NSN 5855-01-023-3727
NSN 5996-00-553-5280
NSN 6220-01-067-8142
NSN 5920-00-636-0679
NSN 6220-00-517-9300
NSN 5996-00-833-2521
NSN 5905-01-594-5700
NSN 6135-00-044-3860
NSN 6620-00-829-1860
NSN 6130-01-650-1738