A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-608-5291
NSN 5996-01-091-0954
NSN 5945-00-762-8215
NSN 5998-00-208-9336
NSN 5960-01-468-4407
NSN 6130-00-214-8583
NSN 5960-01-130-9414
NSN 5855-01-601-8145
NSN 5920-01-418-7423
NSN 5915-00-679-1989
NSN 6320-00-371-8335
NSN 5920-00-847-6370