National Stock Number
                                            4820-01-043-0095
                                    
                                
                            
                            
                                National Stock Number (NSN) 4820-01-043-0095, or NIIN 010430095, (valve,check) has an unknown assigned date.  NIIN 010430095 was cancelled on June 2, 1993, 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) 05487. [A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820010430095 contains an unknown precious metal. 
This information was last updated on Aug 01, 2025.