National Stock Number
4240-01-014-1543
National Stock Number (NSN) 4240-01-014-1543, or NIIN 010141543, (breathing apparatus,self-contained) has an unknown assigned date. NIIN 010141543 was cancelled on April 2, 1996, 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 no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 21123. [A PORTABLE RESPIRATORY PROTECTIVE DEVICE, WHICH SUPPLIES RESPIRABLE AIR TO THE WEARER FROM SELF-CONTAINED AIR CYCLINDER(S) WITHOUT RECOURSE TO ATMOSPHERIC AIR SUPPLY. IT MAY HAVE BREATHING BAGS. EXCLUDES:ITEMS WHICH USE CHEMICALS TO GENERATE OXYGEN, AND RESPIRATOR OUTFIT.]. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 4240010141543 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.