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 5996-01-421-4761
NSN 5945-00-957-0738
NSN 5998-00-477-0865
NSN 6645-01-525-7493
NSN 5835-00-237-2879
NSN 5855-01-496-4105
NSN 7035-00-433-5670
NSN 6320-01-516-3836
NSN 5925-00-142-0752
NSN 6105-00-406-1148
NSN 6610-01-340-1761
NSN 6220-01-072-7575