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 5910-00-683-0048
NSN 6620-00-787-6683
NSN 5855-01-351-2541
NSN 5920-00-238-4678
NSN 6220-01-565-5572
NSN 5990-01-166-2237
NSN 5960-01-462-1864
NSN 6610-00-899-7445
NSN 5945-01-464-2505
NSN 5915-01-196-1811
NSN 5920-00-853-4893
NSN 5999-01-364-8500