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 5975-01-193-6739
NSN 6130-00-083-8902
NSN 5985-00-833-9393
NSN 6110-01-461-9143
NSN 5965-00-439-6287
NSN 5996-00-078-7515
NSN 5905-01-482-4053
NSN 6150-00-901-7264
NSN 5999-01-104-5334
NSN 5965-00-167-7659
NSN 5905-00-460-3572
NSN 5999-01-406-6274