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 6105-01-104-6154
NSN 5905-01-401-5325
NSN 6110-01-044-4978
NSN 2925-01-394-9658
NSN 5990-01-052-9343
NSN 5999-01-627-5488
NSN 6610-01-385-1771
NSN 5950-00-525-2394
NSN 5999-00-317-6262
NSN 5998-00-122-2628
NSN 5910-01-463-9457
NSN 5895-00-453-6703