National Stock Number
4931-01-318-5221
National Stock Number (NSN) 4931-01-318-5221, or NIIN 013185221, (test set,fire control system) has an unknown assigned date. NIIN 013185221 was cancelled on September 19, 1997, with a cancelled status of "Item is Cancelled - Inactive." 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) 03638. [A TEST SET PRIMARILY DESIGNED FOR USE IN MAKING EXAMINATIONS OF A FIRE CONTROL SYSTEM. EXCLUDES:TEST SET, BOMB DIRECTOR.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4931013185221 contains a combination of two or more precious metals (silver,gold, platinum).
This information was last updated on Aug 01, 2025.