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 4140-01-272-3173
NSN 5910-01-568-9354
NSN 5975-00-541-8531
NSN 5835-01-512-4834
NSN 6135-01-633-8502
NSN 6650-01-350-5578
NSN 6620-00-078-3093
NSN 5910-01-176-7176
NSN 5990-00-232-3965
NSN 6645-00-344-3512
NSN 6150-01-070-5953
NSN 5975-01-153-0786