National Stock Number
3040-01-238-7591
National Stock Number (NSN) 3040-01-238-7591, or NIIN 012387591, (extension shaft) has an unknown assigned date. NIIN 012387591 was cancelled on October 2, 1996, 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) 18437. [AN ITEM CONSISTING OF A LENGTH OF RIGID SHAFTING DESIGNED TO BE COUPLED TO THE SHAFT OF ITEMS SUCH AS VARIABLE CAPACITORS, SWITCHES, HAND CRANKS AND THE LIKE. IT IS SPECIFICALLY DESIGNED TO INCREASE THE LENGTH OF THE ORIGINAL SHAFT AND MAY ALSO EFFECT A CHANGE IN THE SHAFT DIAMETER. INCLUDES COUPLING(S) OR HAS PROCESSED END(S) TO FACILITATE THE ATTACHMENT OF A COUPLING DEVICE. MAY HAVE PROVISION FOR ELECTRICALLY INSULATING THE EXTENSION SHAFT FROM THE OTHER SHAFT.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3040012387591 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.