National Stock Number
2990-01-422-7758
National Stock Number (NSN) 2990-01-422-7758, or NIIN 014227758, (heater,air duct-coolant,engine) was assigned December 8, 1995 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 3 contracts issued for this part number, with 15 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L425P1234, SPM7LX10D7080, SPM7LX10D7080, SPM7L409D5A31, SPM7L409D5A31. The total value of the awarded contracts has been US$ 43,910.10.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 4,107. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 10, 2009, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 17492. [A HEATER DESIGNED TO BURN FUEL WHICH APPLIES HEAT BY MEANS OF AIR DUCTS AND A DIRECT CONNECTION TO THE ENGINE COOLANT SYSTEM TO FACILITATE STARTING IN LOW TEMPERATURES; MAY ALSO SUPPLY HEAT TO ENGINE SURFACES, BATTERY, AND THE LIKE; MUST HAVE MOUNTING FACILITIES AND BE EQUIPPED WITH A BLOWER(S) (FAN). SEE ALSO HEATER, AIR DUCT, ENGINE AND HEATER, COOLANT, ENGINE.]. 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 2990014227758 does not contain precious metals.
This information was last updated on Jul 01, 2025.