No other part numbers with same form, fit, and function found.
A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. 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 5990-01-443-2931
NSN 5945-01-252-8662
NSN 6320-01-382-9676
NSN 5996-00-900-8177
NSN 6650-01-129-2886
NSN 6320-01-300-7994
NSN 6150-01-177-1732
NSN 6220-01-377-5645
NSN 6150-01-429-4932
NSN 7035-01-102-5811
NSN 5915-00-020-5814
NSN 6135-01-445-5546