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 5935-00-372-5261
NSN 5999-01-040-7597
NSN 5925-01-426-6923
NSN 6240-01-534-5829
NSN 5855-01-502-6414
NSN 5990-00-945-3518
NSN 5999-01-156-3932
NSN 5835-00-583-1316
NSN 6645-01-548-0218
NSN 5915-00-096-7330
NSN 6650-01-290-4001
NSN 5985-00-959-2901