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 5999-01-223-8244
NSN 5975-01-351-4763
NSN 5990-01-154-7296
NSN 6610-01-117-7130
NSN 7035-01-508-6447
NSN 5930-00-938-4311
NSN 5910-01-118-0120
NSN 5835-00-174-7763
NSN 6650-00-413-6619
NSN 6145-01-305-3898
NSN 6610-00-641-3015
NSN 5945-01-218-0809