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 5985-01-506-3097
NSN 2925-00-228-8854
NSN 5895-01-044-6369
NSN 5905-01-194-9628
NSN 6620-00-656-5799
NSN 5990-01-548-5979
NSN 6130-01-381-5671
NSN 5990-01-548-5979
NSN 6320-01-493-4472
NSN 5915-00-719-6455
NSN 5996-00-245-2581
NSN 5960-01-604-1158