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 6130-00-598-2034
NSN 6610-01-608-7659
NSN 5905-00-770-2664
NSN 6610-01-232-0814
NSN 4140-01-571-6600
NSN 6320-00-082-5868
NSN 6220-01-534-5200
NSN 6110-01-258-7147
NSN 5990-01-540-1619
NSN 5999-00-285-1941
NSN 6645-01-091-7289
NSN 5996-01-316-9090