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 5985-01-052-6473
NSN 5975-00-285-8003
NSN 5835-01-254-8584
NSN 5920-00-398-0766
NSN 5835-00-649-9402
NSN 5920-01-452-2809
NSN 6650-01-390-3205
NSN 5855-00-100-9003
NSN 6320-01-108-5933
NSN 5965-00-518-0958
NSN 4140-01-633-4965
NSN 6150-00-596-9882