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 5895-00-603-1729
NSN 6150-01-634-0575
NSN 6130-00-196-0618
NSN 6145-01-328-7991
NSN 6650-01-290-4001
NSN 5965-01-652-8609
NSN 5920-00-555-1877
NSN 4140-00-249-5603
NSN 2925-01-197-7864
NSN 6135-00-519-1325
NSN 6130-00-740-3884
NSN 6135-01-417-6539