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 5985-01-526-2228
NSN 2925-01-592-5578
NSN 6320-01-473-9024
NSN 5895-00-163-5226
NSN 6620-00-927-6177
NSN 6685-00-871-7293
NSN 5996-01-240-7085
NSN 5835-01-383-1313
NSN 5985-01-278-3476
NSN 5895-01-614-1472
NSN 5996-01-030-4111
NSN 5975-01-034-4842