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 5998-00-359-7814
NSN 4140-00-997-2596
NSN 5975-00-531-9746
NSN 6145-01-183-0958
NSN 5990-00-901-2574
NSN 6650-01-265-2672
NSN 5975-01-467-3303
NSN 6645-00-521-0353
NSN 5905-01-577-0026
NSN 5855-01-400-1590
NSN 5930-00-079-6094
NSN 6110-00-999-1592