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 6130-00-639-0666
NSN 6220-00-107-1835
NSN 5950-01-329-7871
NSN 6220-01-427-2333
NSN 6645-01-249-7209
NSN 5945-01-340-4972
NSN 5920-01-009-1307
NSN 6320-01-495-0512
NSN 5905-01-420-4381
NSN 5920-01-063-6499
NSN 2925-01-359-4027
NSN 6645-01-191-5081