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 5990-01-116-2181
NSN 7035-01-337-1729
NSN 5915-00-518-3343
NSN 2925-01-008-1552
NSN 4140-00-577-3512
NSN 6240-00-050-4522
NSN 5920-01-262-9648
NSN 6220-01-182-2561
NSN 5910-01-504-9493
NSN 6135-00-377-9165
NSN 6620-01-408-4464
NSN 2925-01-439-4451