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 5998-01-400-1991
NSN 5925-01-517-0090
NSN 6220-01-495-3301
NSN 5965-00-983-1815
NSN 6105-01-258-6591
NSN 5996-01-324-0710
NSN 6610-00-733-5830
NSN 6105-01-298-0350
NSN 6150-01-623-1090
NSN 5990-00-119-5699
NSN 5925-01-177-1147
NSN 5999-00-121-2152