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 6645-00-215-0102
NSN 6685-00-146-2308
NSN 5990-00-063-7236
NSN 7035-01-654-2543
NSN 6130-01-498-8091
NSN 6105-01-357-6320
NSN 5905-00-418-8749
NSN 7035-00-834-2090
NSN 5920-01-623-8571
NSN 5998-01-139-3234
NSN 5925-01-088-6863
NSN 5975-01-072-8365