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 4140-01-029-4211
NSN 5998-01-067-4541
NSN 6320-01-441-2438
NSN 6620-00-596-1951
NSN 5835-01-177-0375
NSN 5999-01-354-5016
NSN 5999-01-313-5479
NSN 2925-01-541-5031
NSN 6130-00-780-3043
NSN 5920-00-961-6184
NSN 5996-01-442-8296
NSN 5999-01-068-3639