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 5930-01-178-8903
NSN 6135-00-865-4653
NSN 5915-00-108-8542
NSN 5965-01-095-9767
NSN 6685-01-597-0551
NSN 6320-01-487-0336
NSN 6110-00-271-9928
NSN 6135-01-218-3660
NSN 5990-00-076-9839
NSN 5999-01-555-9447
NSN 6320-01-359-3921
NSN 5985-01-475-8016