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 5945-00-323-2163
NSN 6135-00-660-8654
NSN 6220-01-545-0299
NSN 5945-01-511-0435
NSN 6650-01-434-0331
NSN 6320-00-894-1644
NSN 6240-01-259-4265
NSN 6645-01-438-6986
NSN 4140-01-507-8055
NSN 6610-01-334-8883
NSN 6610-01-492-1649
NSN 6105-01-566-1293