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 6150-01-381-2521
NSN 5910-00-836-0079
NSN 5990-01-003-4209
NSN 5999-00-151-4045
NSN 5965-00-007-7863
NSN 5945-01-463-9427
NSN 5855-00-832-9341
NSN 5998-01-062-9743
NSN 6610-00-597-5671
NSN 5855-01-590-6240
NSN 6620-01-116-3983
NSN 6650-00-495-5210