National Stock Number
1660-01-490-5657
National Stock Number (NSN) 1660-01-490-5657, or NIIN 014905657, (sensor,gaseous mass flow,concentrator,oxygen,aircraft) was assigned October 1, 2001 in the Federal Logistics Information System (FLIS). NIIN 014905657 was cancelled on August 24, 2011, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, only one supplier is 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) 52897. [AN ITEM DESIGNED TO MEASURE THE NUMBER OF MOLECULES, THE FILTERED, LOPED, AND AMBIANT GASEOUS MIXTURE PRESSURE. THESE INFORMATIONS ARE PROCESSED BY AN ELECTRONIC SYSTEM WHICH CONTROLS THE ELUTION VALVE OPENING.]. 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 1660014905657 does not contain precious metals.
This information was last updated on Jul 01, 2025.