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 5990-01-632-0969
NSN 6135-01-568-9107
NSN 6650-01-428-9958
NSN 6220-00-981-3057
NSN 5965-00-246-5612
NSN 6145-00-461-5884
NSN 5985-01-045-2748
NSN 6685-00-700-4817
NSN 6645-00-250-4680
NSN 6110-01-502-8224
NSN 5855-01-467-3802
NSN 4140-01-634-0330