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.
NSN 6150-00-444-9663
NSN 5935-01-469-3936
NSN 6620-00-269-8950
NSN 4140-01-589-4307
NSN 4140-01-234-8170
NSN 5998-00-316-6141
NSN 6320-00-405-2348
NSN 5910-01-105-9828
NSN 5960-01-219-5504
NSN 6240-00-542-6657
NSN 5835-01-293-4122
NSN 5905-00-141-9428