National Stock Number
6650-01-334-2651
National Stock Number (NSN) 6650-01-334-2651, or NIIN 013342651, (cell assembly,optical instrument) was assigned February 17, 1991 in the Federal Logistics Information System (FLIS). NIIN 013342651 was cancelled on May 1, 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) 22197. [AN ITEM CONSISTING OF A CELL, OPTICAL ELEMENT IN WHICH IS SECURED ONE OR MORE OPTICAL ELEMENTS, SUCH AS LENSES, RETICLES, FILTERS, WINDOWS, AND THE LIKE. MAY INCLUDE RETAINING RINGS, SPACERS, AND/OR SEPARATORS. FOR ITEMS WITH FOCUSING FACILITIES AND/OR A DIOPTER SCALE, SEE EYEPIECE ASSEMBLY, OPTICAL INSTRUMENT.]. 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 6650013342651 does not contain precious metals.
This information was last updated on Aug 01, 2025.