National Stock Number
1240-01-057-1622
National Stock Number (NSN) 1240-01-057-1622, or NIIN 010571622, (reflector assembly,optical instrument) was assigned March 8, 1978 in the Federal Logistics Information System (FLIS). NIIN 010571622 was cancelled on April 30, 2010, 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) 23866. [A DEVICE CONSISTING OF TWO OPTICAL INSTRUMENT MIRRORS AND/OR OPTICAL INSTRUMENT PRISMS MOUNTED ON A COMMON MOUNTING AT A SPECIFIC ANGLE. IT IS USED TO TRANSMIT AN IMAGE THROUGH AN OPTICAL SYSTEM TO THE REVIEWER.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1240010571622 does not contain precious metals.
This information was last updated on Aug 01, 2025.