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 4140-01-322-8491
NSN 5965-00-247-4886
NSN 6240-01-603-0143
NSN 5996-01-332-0772
NSN 6135-01-196-7399
NSN 6220-01-390-2598
NSN 6685-01-429-8922
NSN 6105-01-063-1375
NSN 6645-00-171-9639
NSN 6135-00-990-1822
NSN 5999-01-633-6139
NSN 7035-01-542-3276