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 5965-00-255-3889
NSN 5990-00-876-7893
NSN 5835-00-198-4936
NSN 6620-01-345-9488
NSN 2925-01-363-1805
NSN 5895-00-556-1882
NSN 4140-00-677-3510
NSN 5930-01-289-7642
NSN 6135-01-633-8502
NSN 6130-00-328-0261
NSN 5985-01-382-9220
NSN 5935-01-352-1797