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 6620-01-605-1465
NSN 5930-01-130-8493
NSN 6240-01-106-6113
NSN 5835-01-529-3050
NSN 5925-01-132-9120
NSN 5990-00-104-4903
NSN 6150-00-459-4160
NSN 5990-00-492-5063
NSN 6110-01-095-0277
NSN 4140-01-068-0140
NSN 6145-01-461-0422
NSN 4140-00-617-0984