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 4140-00-660-8699
NSN 5945-01-122-9853
NSN 5855-01-013-6864
NSN 6110-01-162-5030
NSN 6110-00-420-6180
NSN 5835-01-209-6410
NSN 7035-01-535-7320
NSN 5960-01-632-6576
NSN 5990-00-249-7887
NSN 5905-01-447-4877
NSN 6105-01-641-0652
NSN 6650-01-600-1877