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 6110-00-284-1161
NSN 5915-01-068-0995
NSN 5920-01-212-1536
NSN 5915-00-733-3694
NSN 6240-01-614-1638
NSN 6135-00-485-7402
NSN 6610-01-290-2627
NSN 5835-00-239-9619
NSN 5920-00-840-7313
NSN 5985-00-379-2345
NSN 5935-00-071-1088
NSN 5895-01-539-6468