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 5905-01-492-5861
NSN 5996-00-988-3887
NSN 5920-01-393-1415
NSN 5945-00-163-4060
NSN 5895-01-259-6692
NSN 5999-00-946-0947
NSN 6645-01-483-1331
NSN 6610-00-256-8006
NSN 5895-01-235-1055
NSN 4140-00-269-8545
NSN 5975-00-167-9575
NSN 5960-00-004-1959