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 5920-01-066-1799
NSN 5990-00-031-1686
NSN 6650-00-518-5194
NSN 2925-00-066-9700
NSN 4140-01-231-5031
NSN 5999-00-964-5716
NSN 6135-00-243-8330
NSN 6240-01-314-5700
NSN 5915-01-144-9172
NSN 6240-01-183-5425
NSN 6610-01-534-7683
NSN 5895-01-243-4337