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 5975-01-082-1694
NSN 6320-01-512-2031
NSN 5915-01-364-2251
NSN 5915-01-258-7435
NSN 6135-01-614-1355
NSN 5920-01-099-8350
NSN 6320-01-350-5570
NSN 4140-01-513-4243
NSN 5945-01-509-0749
NSN 6620-00-153-0982
NSN 6130-01-544-6666
NSN 6610-00-476-4402