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 7035-01-354-9382
NSN 5965-00-529-0602
NSN 6135-00-583-3966
NSN 5998-01-181-0944
NSN 2925-01-381-5307
NSN 6220-01-446-0069
NSN 5998-01-179-4946
NSN 7035-00-797-2635
NSN 5905-01-631-5804
NSN 5999-01-399-0271
NSN 6610-01-544-5182
NSN 5999-01-322-4906