National Stock Number
6210-00-497-2091
National Stock Number (NSN) 6210-00-497-2091, or NIIN 004972091, (lens,light) was assigned February 5, 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 7 manufacturer part numbers associated with this NSN. 6 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that 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 fairly common among different weapons systems, belonging to 11 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2006, 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 physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) 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 6210004972091 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.