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 5999-01-108-9332
NSN 6105-01-167-0758
NSN 6685-00-925-2287
NSN 5930-01-392-2260
NSN 6610-00-164-1510
NSN 5895-01-265-7236
NSN 5950-01-014-6610
NSN 5975-00-275-1962
NSN 5950-01-319-6812
NSN 5925-01-123-9381
NSN 5996-01-056-7011
NSN 5996-01-340-7810