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 5990-01-129-7701
NSN 5915-01-242-2467
NSN 4140-00-652-9238
NSN 6135-01-415-4124
NSN 6135-01-180-4588
NSN 5935-01-032-3494
NSN 2925-01-054-3190
NSN 5999-01-569-1651
NSN 4140-01-463-5194
NSN 6220-00-167-5441
NSN 6620-01-028-0504
NSN 5975-01-214-6556