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 5905-01-502-7923
NSN 5925-01-068-9364
NSN 7035-01-536-5333
NSN 5930-01-268-6485
NSN 6110-01-082-2968
NSN 5855-01-003-7102
NSN 6685-01-237-5942
NSN 4140-01-193-1814
NSN 6220-00-141-5322
NSN 5920-01-410-7740
NSN 5920-01-495-1268
NSN 7035-01-359-7460