National Stock Number (NSN) 2920-01-043-9994, or NIIN 010439994, (switch,lock,ignition) was assigned July 5, 1977 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 2920012089495.
There are 7 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 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, with the most recent procurement date of Sep 24, 2019. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L219P1194, SPE7L219P1194, SPM7L510V0881, SPM7L510V0881. The total value of the awarded contracts has been US$ 1,851.90.
This NSN is somewhat common among different platforms, belonging to 3 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 Apr 25, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
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 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 2920010439994 contains an unknown precious metal.
This NSN is associated to Schedule B 8536504000: motor starters, for a voltage not exceeding 1,000 v. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335314: relay and industrial control manufacturing.
This information was last updated on May 01, 2025.