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 6220-00-528-7752
NSN 5925-00-170-4090
NSN 5835-01-300-4226
NSN 4140-00-547-8918
NSN 7035-01-054-7988
NSN 6150-00-515-0764
NSN 6620-01-310-4916
NSN 5905-01-467-3301
NSN 5985-01-023-8804
NSN 5895-01-631-9827
NSN 4140-00-950-6951
NSN 6145-01-521-4564