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 5895-01-125-3401
NSN 5975-01-148-9397
NSN 6240-00-518-3541
NSN 6110-00-416-6840
NSN 5998-00-244-3576
NSN 6240-00-024-5086
NSN 6220-01-375-3537
NSN 5965-01-089-7218
NSN 5835-00-198-4936
NSN 6620-01-535-1230
NSN 5999-01-046-6025
NSN 5975-01-348-8938