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 7035-00-225-6499
NSN 2925-00-856-0115
NSN 6645-00-225-2742
NSN 6145-01-399-3612
NSN 5965-01-612-5328
NSN 5965-00-129-9779
NSN 5945-01-408-4552
NSN 5920-01-104-6198
NSN 6610-00-570-5360
NSN 6620-00-269-5168
NSN 5990-01-270-3209
NSN 5999-00-182-8908