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 5985-01-258-5646
NSN 5910-00-633-7743
NSN 6105-00-175-0207
NSN 5835-01-501-0526
NSN 5996-00-809-5920
NSN 5998-00-550-1870
NSN 6240-00-514-3507
NSN 5925-01-016-4069
NSN 5905-00-212-8802
NSN 5965-01-152-7606
NSN 5915-01-388-6932
NSN 5985-01-157-9826