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 5915-00-344-7480
NSN 6145-01-603-1659
NSN 6220-01-202-4558
NSN 5975-01-422-0784
NSN 5990-01-235-8404
NSN 5998-01-241-6859
NSN 5975-00-189-0093
NSN 5999-01-161-3176
NSN 5998-00-540-4594
NSN 4140-01-455-1307
NSN 6620-01-513-8298
NSN 5910-01-308-6907