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 5915-01-284-2613
NSN 6105-01-468-5605
NSN 5998-01-597-7664
NSN 4140-00-816-8820
NSN 6135-00-078-9931
NSN 5998-01-398-4890
NSN 6650-01-359-5385
NSN 5895-00-141-9127
NSN 5935-01-300-6013
NSN 5920-01-239-1551
NSN 6610-00-764-4015
NSN 6320-01-462-3555