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 5985-01-323-6460
NSN 6150-01-655-7334
NSN 5960-00-177-2953
NSN 6320-01-216-1678
NSN 6320-00-360-1744
NSN 6240-00-776-1614
NSN 5945-01-063-6260
NSN 5895-01-129-7406
NSN 5905-01-283-0152
NSN 6105-01-085-0989
NSN 5998-00-936-7002
NSN 6685-01-082-3087