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 5990-01-172-4553
NSN 6220-01-023-0394
NSN 6650-01-040-3958
NSN 5910-01-523-0963
NSN 4140-01-276-4960
NSN 5930-01-167-3415
NSN 4140-01-398-1954
NSN 5945-01-556-9616
NSN 5930-01-408-6310
NSN 6620-00-115-9050
NSN 5910-01-461-6985
NSN 6135-00-444-1402