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 6320-01-415-0953
NSN 5985-01-534-9844
NSN 6645-00-108-6479
NSN 6110-01-171-0202
NSN 6240-00-099-8606
NSN 5920-01-599-4432
NSN 5990-00-813-9405
NSN 5950-01-454-6628
NSN 6620-01-250-1692
NSN 5965-01-251-4381
NSN 6220-01-212-3254
NSN 5950-01-162-4938