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 and other seals, of vulcanized rubber other than hard rubber
NSN 6320-01-246-4390
NSN 6320-01-512-2031
NSN 6105-01-204-1988
NSN 5965-01-607-0632
NSN 6650-00-758-6838
NSN 6685-01-158-7039
NSN 5935-01-111-5344
NSN 5965-01-474-2820
NSN 5985-00-491-7909
NSN 5855-01-400-1590
NSN 6320-01-547-9877
NSN 5985-00-222-2445