National Stock Number
5840-00-437-2397
National Stock Number (NSN) 5840-00-437-2397, or NIIN 004372397, (power supply-synchronizer) was assigned August 29, 1969 in the Federal Logistics Information System (FLIS). NIIN 004372397 was cancelled on November 2, 2015, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 01, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 08098. [A COMPONENT HAVING THE DUAL FUNCTIONS OF A POWER SUPPLY AND A SYNCHRONIZER. THE POWER SUPPLY MUST BE USED TO SUPPLY POWER TO ONE OR MORE ASSOCIATED MAJOR COMPONENTS AND MAY ALSO SUPPLY POWER TO THE SYNCHRONIZER.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5840004372397 does not contain precious metals.
This information was last updated on Aug 01, 2025.