National Stock Number
1240-00-026-8128
National Stock Number (NSN) 1240-00-026-8128, or NIIN 000268128, (filter,light,telescopic instrument) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 000268128 was cancelled on November 28, 2001, 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) 13347. [AN ITEM HAVING TWO PLANE-PARALLEL SURFACES AND USED IN THE TELESCOPIC SYSTEM OF AN OPTICAL INSTRUMENT TO MODIFY THE DENSITY OR SPECTRAL INTENSITY OF LIGHT BY ABSORPTION. SEVERAL FILTERS HAVING VARIED CHARACTERISTICS ARE USUALLY MOUNTED IN SUCH A MANNER THAT ANY SELECTED FILTER MAY BE MOVED IN OR OUT OF THE OPTICAL AXIS AS LIGHT CONDITIONS WARRANT. EXCLUDES:WINDOW, OPTICAL INSTRUMENT.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1240000268128 does not contain precious metals.
This information was last updated on Apr 01, 2024.