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 6145-00-184-1110
NSN 5905-01-424-3743
NSN 6610-01-569-9086
NSN 5996-01-208-5045
NSN 5998-01-634-0604
NSN 2925-00-555-0584
NSN 5855-00-357-1158
NSN 5975-00-179-4708
NSN 5950-01-643-5511
NSN 5975-01-278-2206
NSN 5905-01-544-6959
NSN 6685-00-208-7724