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 5960-00-908-8658
NSN 6130-01-447-6976
NSN 7035-01-083-0282
NSN 5930-01-371-3678
NSN 5945-01-125-5798
NSN 6130-00-889-8108
NSN 5999-00-563-2251
NSN 5999-00-347-2566
NSN 5985-00-126-6575
NSN 5835-01-352-6725
NSN 6130-00-209-6716
NSN 6220-01-441-2889