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 6150-01-254-8633
NSN 5925-01-158-0762
NSN 6240-01-365-3711
NSN 6650-01-197-0587
NSN 6135-01-280-2883
NSN 6685-00-641-6141
NSN 5965-01-282-6085
NSN 4140-01-633-0377
NSN 6685-00-303-0369
NSN 6145-01-609-2626
NSN 5855-01-270-6847
NSN 6240-00-653-8134