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 6620-00-684-6771
NSN 5950-01-435-5478
NSN 6105-00-189-0515
NSN 5835-01-449-7511
NSN 6610-01-400-3880
NSN 5915-00-235-3273
NSN 5930-01-409-2952
NSN 4140-00-230-4252
NSN 6320-00-368-2803
NSN 5935-00-860-5766
NSN 6650-01-648-3903
NSN 5950-01-623-0457