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: Gaskets,washers & other seals
NSN 4140-01-163-1557
NSN 5930-01-441-9282
NSN 5910-01-529-8741
NSN 2925-01-340-5504
NSN 6685-01-459-5047
NSN 4140-01-388-0835
NSN 7035-00-009-8705
NSN 6650-00-809-1817
NSN 5990-00-752-2126
NSN 5920-01-153-0759
NSN 5950-01-092-9724
NSN 5835-01-408-7576