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 5930-01-149-7213
NSN 6110-00-926-0781
NSN 5965-00-615-5132
NSN 5835-00-422-1441
NSN 5999-00-350-1803
NSN 4140-00-513-0048
NSN 5960-01-269-9073
NSN 6650-01-044-5431
NSN 6150-01-174-4847
NSN 6610-00-552-6332
NSN 5998-01-443-4477
NSN 6110-01-437-3571