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 5960-01-170-4057
NSN 6220-00-651-1957
NSN 6240-01-112-7577
NSN 4140-00-934-8800
NSN 6645-00-958-5299
NSN 6650-01-426-4253
NSN 6240-00-717-0844
NSN 5895-00-815-7905
NSN 5930-01-371-5006
NSN 4140-00-419-0631
NSN 5999-01-359-8817
NSN 6150-01-213-0853