National Stock Number
1660-00-994-1143
National Stock Number (NSN) 1660-00-994-1143, or NIIN 009941143, (heater,aircraft) was assigned March 30, 1967 in the Federal Logistics Information System (FLIS). NIIN 009941143 was cancelled on April 30, 2010, 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers 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 assigned to Item Name Code (INC) 04712. [A HEATER USED TO RAISE THE TEMPERATURE OF THE AIR IN THE INTERIOR OF AIRCRAFT IN WHICH IT IS INSTALLED. CIRCULATION OF THE HEATED AIR MAY BE ACHIEVED BY AN INTEGRAL BLOWER OR FAN. EXCLUDES:HEATER PACKAGE, AIRCRAFT, EXTERNAL TYPE HEATERS, AND PORTABLE TYPE HEATERS.]. 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 1660009941143 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.