National Stock Number
1660-01-304-1318
National Stock Number (NSN) 1660-01-304-1318, or NIIN 013041318, (heat exchanger,air to water,airc) was assigned July 12, 1989 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, this NSN's acquisition method was noted as: Acquire only from the prime contractor although the engineering data identifies the Commercial and Government Entity Code (CAGE) and part number of a source other than the prime contractor. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61420. [A HEAT TRANSFER DEVICE DESIGNED TO LOWER COMPRESSED AIR TEMPERATURE TO AN ACCEPTABLE LEVEL BY PASSING IT THROUGH AN EXCHANGER CORE IMMERSED IN A TANK OF WATER. THE HEAT OF THE AIR IS ABSORBED BY THE WATER CAUSING THE WATER TO BOIL AND CARRY THE HEAT OFF AS STEAM REDUCING THE AIR TEMPERATURE. MAY CONTAIN A WATER TANK AND/OR A COLLECTOR OR CONDENSOR SECTION TURNING A PORTION OF THE STEAM BACK INTO WATER CONSERVING THE WATER SUPPLY. CONTAINS AIR INLET AND OUTLET PORTS. MAY INCORPORATE AN AIR BYPASS OUTLET AND A STEAM VENT PORT. NORMALLY USED IN AIRCRAFT AIR CONDITIONING SYSTEMS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1660013041318 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.