National Stock Number
4933-00-001-9985
National Stock Number (NSN) 4933-00-001-9985, or NIIN 000019985, (target assembly,boresight alignment) was assigned October 7, 1972 in the Federal Logistics Information System (FLIS). NIIN 000019985 was cancelled on April 29, 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 is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 22848. [A DEVICE WHICH UTILIZES TWO SMALL DISC TARGETS TO CHECK THE BORESIGHTING ADJUSTMENTS OF THE TELESCOPES MOUNTED ON A WEAPON, WITHOUT THE AID OF A TEST TARGET OR DISTANT AIMING POINT.IT CONSISTS OF AN EXPANSION MANDRIL WHICH IS INSERTED INTO A GUN TUBE, AND A HINGED ARM TO WHICH THE TARGETS ARE SECURED. THE ARM PROTRUDES FROM THE MUZZLE OF THE WEAPON AT A RIGHT ANGLE TO THE WEAPON TUBE, AND MAY BE USED ON WEAPONS EQUIPPED WITH, OR WITHOUT A MUZZLE BRAKE.]. 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 4933000019985 does not contain precious metals.
This information was last updated on Jul 01, 2025.