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 6220-01-137-2848
NSN 5990-00-316-8872
NSN 5999-01-081-7300
NSN 5985-01-229-6393
NSN 5990-00-863-8628
NSN 5935-01-604-9343
NSN 5960-00-195-4448
NSN 6650-00-590-9073
NSN 6650-01-415-8984
NSN 4140-01-239-4498
NSN 6130-01-333-1625
NSN 6240-00-983-6761