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 5985-01-142-1773
NSN 5835-00-198-4936
NSN 6240-00-400-7980
NSN 5998-01-232-6710
NSN 6110-01-212-3344
NSN 5930-01-059-4339
NSN 5935-01-005-1757
NSN 5920-01-066-6926
NSN 6110-00-361-0505
NSN 5960-01-357-1261
NSN 5925-01-220-9555
NSN 6130-01-419-6071