National Stock Number
6210-00-497-1979
National Stock Number (NSN) 6210-00-497-1979, or NIIN 004971979, (lens,light) was assigned February 10, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 15, 2009, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 29939. [A TRANSPARENT OR TRANSLUCENT ITEM DESIGNED TO ENCLOSE OR BE PLACED IN FRONT OF A LIGHT SOURCE. SECTIONS OF THE LENS MAY BE OPAQUE. IT MAY OR MAY NOT INCLUDE A HOLDER. IT IS DESIGNED TO BE EITHER A REPLACEMENT UNIT FOR A SPECIFIC TYPE OF LIGHT, SUCH AS LIGHT, INDICATOR; LIGHT, NAVIGATIONAL, MARINE; STOP LIGHT, VEHICULAR; AND LANTERN, ELECTRIC OR THAT PORTION OF A SWITCH, (AS MODIFIED) USED AS AN ACTUATOR AND HAVING PROVISIONS FOR ILLUMINATION. SEE ALSO, WINDOW, LIGHTING FIXTURE; GLOBE; ELECTRIC LIGHT; AND FILTER (2), (AS MODIFIED).]. 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 6210004971979 contains an unknown precious metal.
This NSN is associated to Schedule B 9405990000: parts for lamps and lighting fittings, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335129: other lighting equipment manufacturing.
This information was last updated on Aug 01, 2025.