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 6220-01-605-2534
NSN 5910-01-326-8364
NSN 5905-00-300-2653
NSN 6110-01-621-8862
NSN 5935-00-876-3169
NSN 5960-01-381-7725
NSN 5915-00-372-4522
NSN 4140-01-029-2814
NSN 6610-00-066-9353
NSN 5905-01-210-2686
NSN 6620-00-703-0860
NSN 5915-01-569-1406