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 5965-01-388-1379
NSN 6620-01-037-9601
NSN 5920-00-391-6252
NSN 5965-01-487-4479
NSN 5960-01-443-3067
NSN 5910-00-221-2889
NSN 5999-00-473-9946
NSN 5975-01-089-7153
NSN 6150-01-070-7894
NSN 2925-01-485-6982
NSN 5975-00-951-9500
NSN 5895-01-225-0609