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 6240-01-358-9980
NSN 5945-01-298-1198
NSN 5915-01-394-5335
NSN 6145-01-634-0388
NSN 6135-01-584-0941
NSN 6610-00-132-3387
NSN 5996-00-983-5549
NSN 5960-01-138-3337
NSN 5945-00-268-3559
NSN 5915-00-880-9074
NSN 5996-00-190-3384
NSN 6645-01-297-3368