National Stock Number
1660-01-300-4507
National Stock Number (NSN) 1660-01-300-4507, or NIIN 013004507, (heat exchanger,air to air,aircra) was assigned May 14, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
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, 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. ISO Group has a strong supply network for this NSN, with 11 sources of supply.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 61419. [A HEAT TRANSFER DEVICE DESIGNED TO LOWER COMPRESSED AIR TEMPERATURE TO AN ACCEPTABLE LEVEL BY PASSING IT THROUGH TUBES AND FLOWING DUCTED RAM AIR OVER THE TUBES, HEAT OF THE COMPRESSED AIR IS TRANSFERRED TO THE RAM AIR REDUCING THE TEMPERATURE. CONSISTS OF A SHEET METAL HOUSING WITH RAM AIR CONNECTION(S) WITH OR WITHOUT DUCTS, A TUBULAR TYPE CORE, INLET AND OUTLET PORTS. MAY CONTAIN A SHUTOFF VALVE. NORMALLY USED IN AIRCRAFT AIR CONDITIONING AND/OR AIR INDUCTION SYSTEMS.]. 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 1660013004507 contains an unknown precious metal.
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.