National Stock Number
                                            4820-01-365-5237
                                    
                                
                            
                            
                                National Stock Number (NSN) 4820-01-365-5237, or NIIN 013655237, (valve,relief,pressure and temperature) was assigned October 8, 1992 in the Federal Logistics Information System (FLIS).  NIIN 013655237 was cancelled on August 17, 2001, 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. 
 
   
This NSN is assigned to Item Name Code (INC) 16996. [A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.]. 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 4820013655237 does not contain precious metals. 
This information was last updated on Aug 01, 2025.