National Stock Number
2990-01-503-2658
National Stock Number (NSN) 2990-01-503-2658, or NIIN 015032658, (control unit,governor) was assigned December 10, 2002 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 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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) 51544. [A NON-AIRCRAFT ELECTRONIC UNIT THAT WORKS IN CONJUNCTION WITH A GOVERNOR/ACTATOR THAT CONTINOUSLY MONITORS ENGINE SPEED, TEMPERATURE, AND AIR FLOW AND ADJUSTS THE FUEL CONTROL TO COMPENSATE FOR CHANGES. IT IS USED WITH DIESEL OR GAS ENGINES, OR STEAM OR GAS TUBINES. IT MAY INCLUDE LOAD SHARING CAPABILITIES, ROTOR SPEED GOVERNING, LOSS-OF-LOAD PROTECTION AND ANALOG OR MANUAL BACK-UP MODES. IT MAY CONTAIN AUTOMATIC START CAPABILITY OR SELF-DIAGNOSTIC CIRCUITRY.]. 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 2990015032658 does not contain precious metals.
This information was last updated on Aug 01, 2025.