National Stock Number
1660-00-071-9389
National Stock Number (NSN) 1660-00-071-9389, or NIIN 000719389, (diffuser,air,aircraft heating and ventilating) was assigned July 20, 1967 in the Federal Logistics Information System (FLIS). NIIN 000719389 was cancelled on April 2, 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 2 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 2 suppliers. 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) 60400. [A DEVICE FOR INSTALLATION IN AIRCRAFT, USED IN VARYING DESIGNS TO EFFECT THE PROPER DISTRIBUTION OF VENTILATED OR HEATED AIR TO ASSURE TEMPERATURE EQUALIZATION, OR FOR THE DEFROSTING AND DE-ICING OF AIRCRAFT GLASS SURFACES.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660000719389 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.