National Stock Number
1660-01-723-0331
National Stock Number (NSN) 1660-01-723-0331, or NIIN 017230331, (heater,aircraft) was assigned August 20, 2024 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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) 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.]. Item has not been reviewed for Flight Safety Critical Aircraft Part (FSACP), Critical Safety Item (CSI), or Critical Application Item (CAI) purposes by an approved engineering authority. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660017230331 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.