National Stock Number
2590-00-578-2028
National Stock Number (NSN) 2590-00-578-2028, or NIIN 005782028, (switch,beam selecting,headlight) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2590009281812.
There are 2 manufacturer part numbers associated with this NSN. One of those 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 somewhat common among different platforms, belonging to 2 different weapons systems.
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 Sep 02, 2005, 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) 22249. [A SWITCH ACTUATED BY AN EXTERNAL PLUNGER AND DESIGNED TO BE MOUNTED ON A VEHICLE FOR THE PURPOSE OF SWITCHING THE HEADLIGHTS FROM HIGH BEAM TO LOW BEAM OR VICE VERSA. EXCLUDES:SWITCH, PUSH AND SWITCH, FOOT.]. 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 2590005782028 contains an unknown precious metal.
This NSN is associated to Schedule B 8512905000: lighting equipment parts of motor vehicles or cycles. The Schedule B End Use is listed as other parts and accessories of vehicles.
This information was last updated on Aug 01, 2025.