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 7035-01-445-3563
NSN 6220-00-166-9795
NSN 5945-00-076-8963
NSN 5990-01-586-8202
NSN 5935-01-503-2371
NSN 5855-00-494-9581
NSN 2925-01-106-3552
NSN 5935-01-394-8445
NSN 6110-01-282-2329
NSN 5920-01-596-1708
NSN 5935-00-838-6897
NSN 6220-00-059-7607