National Stock Number
6650-99-902-6880
National Stock Number (NSN) 6650-99-902-6880, or NIIN 999026880, (borescope) has an unknown assigned date. NIIN 999026880 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) 21654. [A VIEWING DEVICE USED TO VISUALLY INSPECT ITEMS SUCH AS CANNON BORES, INTERNAL COMBUSTION ENGINE CYLINDER WALLS, PROPELLANT PERFORATIONS OF ROCKET MOTORS, OR SIMILAR ITEMS FOR DEFECTS OF MANUFACTURE, CORROSION, SCARS, EROSION, AND THE LIKE, WITHOUT NEEDING TO DISASSEMBLE THE ITEM(S). IT MAY OR MAY NOT HAVE EXTENSION TUBES TO COVER THE VARIOUS RANGES OF INSPECTION. THE ITEM IS USUALLY A STRAIGHT-TUBE TELESCOPE, BUT IT COULD BE FLEXIBLE, USING A MIRROR OR PRISM ON ITS END.].
This information was last updated on May 30, 2025.