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 4140-01-579-1458
NSN 5910-01-104-3917
NSN 7035-01-211-5636
NSN 6110-01-004-9870
NSN 6650-00-554-1457
NSN 5985-00-050-5766
NSN 5935-01-288-0589
NSN 5996-01-308-7987
NSN 5930-00-287-0983
NSN 7035-01-633-9537
NSN 5965-01-062-6237
NSN 6685-00-900-4246