National Stock Number
2920-00-272-1331
National Stock Number (NSN) 2920-00-272-1331, or NIIN 002721331, (switch,lock,ignition) 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, 5930003879478.
There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. 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.
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) 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 2920002721331 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 Jul 01, 2025.