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 5990-01-221-6361
NSN 5915-01-196-6016
NSN 5945-00-138-7909
NSN 6135-01-347-0201
NSN 5990-01-474-3477
NSN 5999-01-446-1622
NSN 6135-00-635-9187
NSN 5915-00-328-9663
NSN 6130-00-153-3136
NSN 4140-01-201-4359
NSN 2925-01-093-5479
NSN 5835-01-270-7899