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 5895-00-235-8510
NSN 6320-01-532-7491
NSN 6220-00-983-6920
NSN 6110-01-130-2975
NSN 5930-00-185-5142
NSN 5895-00-383-2804
NSN 6620-01-219-9413
NSN 5945-01-626-8750
NSN 5925-00-726-6307
NSN 6240-01-083-7764
NSN 5855-00-403-1031
NSN 6320-01-393-7022