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 5990-01-537-1124
NSN 7035-01-660-2353
NSN 5950-00-816-6728
NSN 4140-00-834-5413
NSN 4140-01-310-8608
NSN 6650-01-085-6088
NSN 5975-01-100-1063
NSN 6685-01-233-7751
NSN 6610-01-287-9814
NSN 5965-00-142-9052
NSN 6150-01-340-0098
NSN 6645-01-432-3587