National Stock Number
4720-00-240-9923
National Stock Number (NSN) 4720-00-240-9923, or NIIN 002409923, (hose,air duct) was assigned November 5, 1969 in the Federal Logistics Information System (FLIS). NIIN 002409923 was cancelled on January 15, 2003, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 5 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 11116. [A FLEXIBLE, TUBULAR ITEM OF LIGHT WALL CONSTRUCTION. IT MUST HAVE SINGLE OR MULTIPLE LAYERS OF NONMETALLIC MATERIAL, BUT MAY CONTAIN METAL WIRE REINFORCEMENT, FOIL TYPE LINER, AND/OR WOVEN OR BRAIDED COVER. IT IS DESIGNED TO CONVEY UNDER LOW PRESSURE GASEOUS MATERIAL, SUCH AS AIR AND FUMES, AND LIGHT WEIGHT SOLID MATERIALS, SUCH AS DUST, POWDERS, AND FIBERS. FOR ITEMS WITH COUPLINGS, SEE HOSE ASSEMBLY, AIR DUCT. FOR ITEMS OF SLEEVE SECTION DESIGN RATED FOR HIGH PRESSURE USE, SEE SLEEVE, SEAL, COUPLING. EXCLUDES:HOSE, NONMETALLIC.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4720002409923 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.