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 6240-00-877-6206
NSN 6650-01-041-4589
NSN 5960-01-573-6483
NSN 5935-01-023-7287
NSN 6135-00-062-5080
NSN 5950-00-391-6206
NSN 5990-01-400-3299
NSN 6105-01-424-1614
NSN 6645-00-936-9111
NSN 5960-01-391-8860
NSN 6220-00-284-3220
NSN 5945-01-555-3075