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 2925-01-462-1620
NSN 6105-00-522-1445
NSN 5960-01-359-4257
NSN 6220-01-212-3254
NSN 6240-00-222-0276
NSN 6135-01-305-6958
NSN 7035-01-141-8076
NSN 5925-01-193-7428
NSN 6145-00-007-5178
NSN 6220-01-500-0740
NSN 5960-01-144-9183
NSN 6620-01-246-4314