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 5945-01-514-2679
NSN 5925-01-282-7751
NSN 5996-01-225-3837
NSN 2925-01-100-3694
NSN 5950-01-431-3085
NSN 6620-01-542-8709
NSN 6220-01-528-6911
NSN 5920-01-104-2301
NSN 5999-01-616-4474
NSN 6220-01-550-1573
NSN 7035-00-968-4848
NSN 6320-01-054-3046