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 6145-00-610-6990
NSN 5855-01-247-0012
NSN 5855-00-149-0766
NSN 5999-01-450-1061
NSN 7035-01-597-4180
NSN 5950-01-542-9972
NSN 7035-00-117-0418
NSN 5935-01-408-6844
NSN 5990-01-608-3505
NSN 7035-01-613-5139
NSN 5835-00-257-2852
NSN 5996-00-460-1441