Edge trimmed-unanodized
A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes insulator, washer and thrust type washers.
Classification: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 6220-01-041-6559
NSN 6150-01-123-7612
NSN 6130-01-168-8001
NSN 5950-01-384-3100
NSN 5855-00-237-4088
NSN 6150-01-471-2943
NSN 6650-00-143-1889
NSN 5920-00-825-5147
NSN 5999-00-368-8428
NSN 5920-00-455-9743
NSN 5920-01-259-3149
NSN 6620-01-026-7371