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 5960-01-026-8933
NSN 6685-01-462-0141
NSN 5935-00-927-8652
NSN 6610-01-238-8712
NSN 5965-01-306-5381
NSN 5998-00-624-8510
NSN 6240-01-184-5004
NSN 7035-01-361-8821
NSN 5950-01-332-6620
NSN 7035-00-064-7008
NSN 6685-01-231-5127
NSN 6130-00-935-5589