National Stock Number
                                            5840-01-027-7248
                                    
                                
                            
                            
                                National Stock Number (NSN) 5840-01-027-7248, or NIIN 010277248, (modulator,radar) was assigned September 20, 1976 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 2 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. 
 
  Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 08, 2017, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5. 
This NSN is assigned to Item Name Code (INC) 19063. [AN ELECTRONIC DEVICE WHICH PRODUCES A SUCCESSION OF SHORT ENERGY PULSES FOR TRIGGERING A TRANSMITTER TUBE IN A RADAR SET. EXCLUDES:GENERATOR, PULSE; CODER, RADIO BEACON; AND OSCILLATOR (AS MODIFIED).]. 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 5840010277248 does not contain precious metals. 
This NSN is associated to Schedule B 8529904720: radar apparatus parts. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334511: search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing. 
This information was last updated on Aug 01, 2025.