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 6220-01-582-0179
NSN 6145-01-005-3260
NSN 6240-01-593-2170
NSN 5990-01-106-7459
NSN 6145-01-436-4900
NSN 5950-00-062-2223
NSN 5965-00-594-3115
NSN 5905-01-634-0595
NSN 5990-00-174-6695
NSN 5935-01-285-8049
NSN 5915-01-107-5554
NSN 6645-01-083-2001