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 4140-01-196-6308
NSN 5915-01-331-8011
NSN 5920-00-196-3631
NSN 6150-01-529-2837
NSN 4140-01-024-8595
NSN 6650-01-272-0974
NSN 5930-01-321-9549
NSN 6105-00-563-0494
NSN 5925-01-024-1862
NSN 5985-00-159-8497
NSN 6610-00-972-5891
NSN 5998-01-063-0921