National Stock Number
1240-01-651-2220
National Stock Number (NSN) 1240-01-651-2220, or NIIN 016512220, (collimator,infrared) was assigned January 11, 2016 in the Federal Logistics Information System (FLIS). 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) 19570. [AN ITEM, WHICH INCLUDES A LIGHT OR HEAT SOURCE AND AN OPTICAL SYSTEM, DESIGNED TO ASSIST IN THE ALIGNMENT OF THE OPTICAL SYSTEM OF INFRARED EQUIPMENT.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1240016512220 does not contain precious metals.
This information was last updated on Aug 01, 2025.