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 5985-01-158-2559
NSN 5965-01-147-5289
NSN 5990-01-426-7350
NSN 6105-00-606-3234
NSN 5996-00-349-4192
NSN 5930-00-028-4322
NSN 6610-01-500-5046
NSN 6240-01-120-7594
NSN 6135-01-359-4293
NSN 4140-00-997-2596
NSN 6620-01-578-7561
NSN 5920-01-131-8371