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 5905-00-426-7290
NSN 5855-01-180-5369
NSN 5999-01-566-0804
NSN 5935-01-099-8547
NSN 2925-01-478-8191
NSN 6220-00-651-9622
NSN 5990-00-150-6979
NSN 5915-01-425-2981
NSN 5895-01-520-8158
NSN 5930-01-625-6324
NSN 6650-01-570-7971
NSN 5999-01-633-4910