National Stock Number
                                            6220-01-197-0312
                                    
                                
                            
                            
                                National Stock Number (NSN) 6220-01-197-0312, or NIIN 011970312, (signal) was assigned December 18, 1984 in the Federal Logistics Information System (FLIS).  NIIN 011970312 was cancelled on September 2, 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) 77777. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6220011970312 contains an unknown precious metal. 
This information was last updated on Aug 01, 2025.