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: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 6130-01-080-1218
NSN 5975-01-359-5694
NSN 6135-01-603-8367
NSN 5835-00-289-9080
NSN 6620-00-804-8272
NSN 5965-01-542-8510
NSN 5920-01-268-2188
NSN 6220-01-169-2790
NSN 5999-01-426-0064
NSN 5855-01-323-5394
NSN 5999-01-014-2322
NSN 6610-00-225-9886