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 6650-01-385-1979
NSN 6320-01-438-6280
NSN 5990-01-138-8981
NSN 6645-00-310-5839
NSN 6105-01-064-3664
NSN 5930-01-159-5781
NSN 5855-00-114-4954
NSN 5930-01-634-0659
NSN 5835-01-319-4636
NSN 6240-01-423-1335
NSN 6150-01-411-4744
NSN 6145-00-526-3038