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 6220-01-574-1903
NSN 5950-00-176-2874
NSN 2925-00-228-8854
NSN 7035-00-679-9027
NSN 7035-01-535-1450
NSN 6135-01-454-7041
NSN 6650-01-459-1578
NSN 6650-00-997-4337
NSN 6135-01-400-2947
NSN 6135-00-243-8330
NSN 5920-01-429-0354
NSN 5945-01-551-0654