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 5965-00-217-2476
NSN 2925-01-464-3093
NSN 5960-01-011-6358
NSN 5910-01-481-3392
NSN 5835-01-035-2976
NSN 6685-00-246-5349
NSN 6145-01-196-4216
NSN 5985-01-398-0786
NSN 5920-01-252-2352
NSN 6110-01-323-4690
NSN 6135-00-777-5562
NSN 6620-01-374-4382