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 4140-00-597-5260
NSN 5905-00-256-0579
NSN 5895-01-577-3173
NSN 6650-00-155-8431
NSN 6130-01-483-6804
NSN 6645-00-580-9605
NSN 6150-01-197-7716
NSN 5835-00-554-0399
NSN 6650-00-196-0637
NSN 5930-00-081-2238
NSN 5910-01-555-9556
NSN 5945-00-908-0438