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 5960-00-346-7902
NSN 6145-01-146-7407
NSN 4140-01-497-9992
NSN 5960-00-539-7914
NSN 5835-01-509-8992
NSN 5999-01-600-6183
NSN 6620-00-700-9779
NSN 6610-01-027-0087
NSN 5990-01-196-2953
NSN 5990-01-606-1873
NSN 5895-01-250-1665
NSN 6620-00-392-3522