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 4140-01-302-2638
NSN 5915-01-182-0421
NSN 5925-01-397-8522
NSN 5835-01-512-4834
NSN 6220-01-485-7401
NSN 5910-00-905-6425
NSN 6620-01-104-2699
NSN 5935-00-155-4662
NSN 6645-00-376-4829
NSN 5999-01-258-3950
NSN 2925-00-193-2402
NSN 6150-01-555-8742