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 5960-01-460-0115
NSN 6150-01-214-7643
NSN 5998-00-596-9568
NSN 6135-01-260-1100
NSN 6105-00-527-2193
NSN 5935-01-328-7995
NSN 5990-01-421-3325
NSN 5960-01-340-4487
NSN 6110-00-740-5750
NSN 5930-01-258-0003
NSN 5920-01-603-6229
NSN 5895-01-047-7379