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 5990-01-243-4233
NSN 5930-01-386-6417
NSN 5945-01-615-4983
NSN 6145-01-027-6571
NSN 6610-01-014-3964
NSN 5998-01-416-1511
NSN 6240-00-314-8042
NSN 2925-01-550-0177
NSN 6240-00-906-6116
NSN 5935-00-725-6111
NSN 5985-00-942-6168
NSN 5998-00-111-2197