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 6150-00-467-5808
NSN 6320-01-347-2638
NSN 6320-01-029-4220
NSN 5985-01-364-1066
NSN 4140-01-258-4044
NSN 5855-00-885-8452
NSN 5855-00-466-2309
NSN 5950-01-342-6936
NSN 6220-00-442-5868
NSN 6135-00-231-7257
NSN 5950-00-584-4571
NSN 5945-01-343-4902