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 5920-00-003-5845
NSN 5960-01-367-6153
NSN 2925-01-247-8058
NSN 6220-01-554-7550
NSN 2925-00-549-6759
NSN 7035-01-569-8090
NSN 6220-00-410-4650
NSN 5915-01-252-8683
NSN 5985-00-055-1053
NSN 6320-01-418-2611
NSN 5920-00-106-5751
NSN 5855-01-010-4921