National Stock Number
4240-99-027-6997
National Stock Number (NSN) 4240-99-027-6997, or NIIN 990276997, (mask,chemical-biological) has an unknown assigned date. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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 somewhat common among different platforms, belonging to 2 different weapons systems.
This NSN is assigned to Item Name Code (INC) 22753. [AN INDIVIDUAL RESPIRATORY PROTECTIVE DEVICE CONSISTING PRINCIPALLY OF A FACEPIECE OR MUZZLE-PIECE, AND CANISTER OR FILTER ELEMENTS. IT IS DESIGNED TO PROTECT THE RESPIRATORY SYSTEM AND FACE OF PERSONNEL OR ANIMALS AGAINST CHEMICAL OR BIOLOGICAL CONTAMINATION. EXCLUDES:MASK,AIR LINE; MASK,GAS; MASK,OXYGEN; MASK,RIOT CONTROL AGENT; AND RESPIRATOR,AIR FILTERING.].
This information was last updated on Sep 27, 2024.