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 6150-00-993-5638
NSN 6130-00-600-1971
NSN 5915-00-176-2548
NSN 5855-01-537-1653
NSN 6130-01-107-1315
NSN 5985-01-600-9950
NSN 5920-01-476-5120
NSN 6650-00-131-0812
NSN 6650-00-671-5106
NSN 5996-01-651-0056
NSN 5975-00-239-0352
NSN 6240-01-382-3756