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 4140-01-012-2460
NSN 5999-01-041-3794
NSN 5915-00-115-5407
NSN 6650-00-532-8125
NSN 5930-01-521-3881
NSN 2925-01-121-3355
NSN 4140-01-392-9049
NSN 5945-01-141-7497
NSN 4140-00-805-9531
NSN 5998-00-597-7175
NSN 6220-01-047-7325
NSN 6130-00-815-8430