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 4140-01-069-2307
NSN 5855-01-041-9392
NSN 2925-01-417-6815
NSN 6130-00-197-6987
NSN 6220-01-269-4052
NSN 6650-00-945-9105
NSN 6645-00-244-0359
NSN 5915-01-167-8506
NSN 6150-00-900-4423
NSN 7035-00-541-8516
NSN 5985-01-283-9135
NSN 6150-01-621-1698