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 5910-01-068-4472
NSN 5915-00-106-0308
NSN 5985-01-289-0941
NSN 5950-01-237-4992
NSN 5925-01-322-3882
NSN 6130-01-590-2392
NSN 5905-00-835-4217
NSN 4140-00-081-6814
NSN 5905-01-068-7892
NSN 5835-01-512-4834
NSN 6620-01-146-6968
NSN 5930-01-196-5954