National Stock Number
2990-01-168-1518
National Stock Number (NSN) 2990-01-168-1518, or NIIN 011681518, (heater,coolant,engine) has an unknown assigned date. NIIN 011681518 was cancelled on December 11, 1997, 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 are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 11517. [A HEATER DESIGNED TO BURN FUEL OR UTILIZE ELECTRIC POWER WHICH APPLIES HEAT THROUGH DIRECT CONNECTION TO THE ENGINE COOLANT SYSTEM TO FACILITATE STARTING IN LOW TEMPERATURES; MAY ALSO SUPPLY HEATED COOLANT TO HEAT EXCHANGERS. MUST HAVE MOUNTING FACILITIES. SEE ALSO HEATER, AIR DUCT, ENGINE AND HEATER, AIR DUCT-COOLANT, ENGINE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2990011681518 does not contain precious metals.
This information was last updated on Jun 01, 2025.