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 6220-01-400-0637
NSN 5999-01-494-9624
NSN 5960-01-385-1628
NSN 7035-01-502-9703
NSN 5925-00-262-5651
NSN 5895-00-689-2990
NSN 5855-01-546-2810
NSN 6130-01-651-4925
NSN 2925-01-356-6017
NSN 6650-01-659-8445
NSN 5915-00-943-7437
NSN 5895-01-230-6389