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 5925-00-919-8683
NSN 5996-00-149-1287
NSN 6620-01-266-8894
NSN 5996-01-099-9801
NSN 5998-01-626-9005
NSN 5945-01-359-8834
NSN 5855-00-151-3853
NSN 6135-01-079-7852
NSN 5998-01-469-8401
NSN 4140-00-648-3303
NSN 6320-00-194-4252
NSN 6135-01-552-1568