National Stock Number
2920-00-454-9870
National Stock Number (NSN) 2920-00-454-9870, or NIIN 004549870, (switch,lock,ignition) was assigned May 24, 1971 in the Federal Logistics Information System (FLIS). NIIN 004549870 was cancelled on October 16, 2002, with a cancelled status of "Item is Cancelled WITHOUT Replacement." 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, there are no suppliers listed as an Active supplier 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 assigned to Item Name Code (INC) 00402. [A SWITCH WHICH IS EXTERNALLY ACTUATED BY A DEVICE SUCH AS A KEY/CYLINDER LOCK TO ACTUATE A REMOTE LEVER OR ROD RACK TO ACTIVATE A REMOTE SWITCH. THE ACTUATION DEVICE MAY OR MAY NOT BE AN INTEGAL PART OF THE SWITCH. THE PRIMARY PURPOSE OF THE SWITCH IS TO OPEN AND CLOSE THE IGNITION CIRCUIT OF AN INTERNAL COMBUSTION ENGINE AND ACTUATE VARIOUS ACCESSORIES. EXCLUDES:SWITCH, ENGINE STARTER, ELECTRICAL AND SWITCH, LOCK.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2920004549870 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.