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 5990-01-411-5930
NSN 5999-01-290-3925
NSN 6105-00-777-4293
NSN 5905-01-512-3374
NSN 5960-01-579-1661
NSN 6150-01-460-3697
NSN 5965-00-066-7229
NSN 6240-00-421-1862
NSN 5835-01-470-3337
NSN 7035-00-104-7613
NSN 5920-01-092-4233
NSN 6240-00-767-2389