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 6685-01-178-5852
NSN 5905-00-577-0798
NSN 5905-01-367-6364
NSN 6320-01-342-5195
NSN 6650-00-155-5827
NSN 5965-01-392-1761
NSN 5996-00-900-8177
NSN 5945-00-981-9010
NSN 5965-00-204-8513
NSN 5990-01-194-7619
NSN 5915-00-018-5672
NSN 5920-01-521-4262