National Stock Number
1660-01-140-9400
National Stock Number (NSN) 1660-01-140-9400, or NIIN 011409400, (mask,oxygen) was assigned May 31, 1995 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 1660011420115.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 15751. [A DEVICE CONSISTING OF A FACEPIECE WHICH PARTIALLY COVERS THE FACE, HAVING A BREATHING TUBE AND A COUPLING FOR CONNECTING TO A REGULATED SUPPLY OF OXYGEN. THE DEVICE MAY BE OF THE REBREATHING TYPE OR OF THE DEMAND TYPE AND MAY BE USED FOR RESCUE OPERATION OR TO SUPPLY THE WEARER WITH OXYGEN WHEN FLYING AT HIGH ALTITUDES. IT MAY INCLUDE REGULATING DEVICE(S) BUT DOES NOT INCLUDE OXYGEN CYLINDER(S). EXCLUDES:MASK, ORONASAL.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660011409400 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Jul 01, 2025.