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 5920-01-221-6905
NSN 5990-01-357-2453
NSN 6220-01-195-2093
NSN 5965-01-296-8991
NSN 4140-00-880-3534
NSN 5935-00-226-0507
NSN 5985-00-404-2286
NSN 5925-01-018-4862
NSN 6650-00-563-0798
NSN 6620-01-437-3146
NSN 2925-01-038-7625
NSN 6110-01-556-3143