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 5855-00-316-5050
NSN 5915-00-550-3632
NSN 5998-01-370-3995
NSN 6320-01-039-5891
NSN 5920-01-605-1656
NSN 5935-01-422-1114
NSN 5999-00-021-3379
NSN 5998-01-532-3515
NSN 5965-01-296-8991
NSN 4140-01-242-8254
NSN 6150-01-327-2923
NSN 6620-01-576-7723