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 5975-00-234-3877
NSN 5998-00-189-0761
NSN 6650-01-515-0391
NSN 5945-00-310-1477
NSN 5925-01-231-3289
NSN 6620-00-075-6667
NSN 5910-01-522-8370
NSN 6135-01-186-4010
NSN 5975-00-242-6707
NSN 5915-00-334-3008
NSN 4140-01-029-2814
NSN 5999-00-919-5488