National Stock Number
2990-01-649-9696
National Stock Number (NSN) 2990-01-649-9696, or NIIN 016499696, (sensor,crankshaft position,emiss) was assigned November 17, 2015 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 18, 2015, 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) 39919. [A PERMANENT MAGNET WITH A COIL. IT PRODUCES ALTERNATING CURRENT PULSATION WHEN THE MAGNET FIELD OR SENSOR IS DISRUPTED BY A GEAR TOOTH OR NOTCH. IT SENSES PULSE RING LOBES. THE RESULTANT SIGNAL ENABLES THE ELECTRONIC CONTROL ASSEMBLY TO DETERMINE WHEN THE IGNITION MODULE SHOULD BE TRIGGERED TO PRODUCE A SPARK. ALSO, PROVIDES REVOLUTIONS PER MINUTE INFORMATION WHICH IS USED TO CALCULATE SPARK ADVANCE AND EXHAUST GAS RECIRCULATION FLOW, AND AIR/FUEL RATIO, (REPLACES DISTRIBUTOR CENTRIFUGAL ADVANCE WEIGHTS AND TIMING PICKUP). ONE PULSE IS PRODUCED FOR EACH CYLINDER EVERY OTHER ENGINE ROTATION (ONE FOR EACH SPARK PLUG FIRING).]. 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 2990016499696 does not contain precious metals.
This NSN is associated to Schedule B 8409918000: parts for spark-ignition internal combustion piston engines, nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.
This information was last updated on Jul 01, 2025.