National Stock Number
6680-01-530-6838
National Stock Number (NSN) 6680-01-530-6838, or NIIN 015306838, (speed sensor,turbine engine) was assigned June 8, 2005 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 45 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 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are 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 Feb 27, 2013, 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 data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 48891. [AN ITEM CONSISTING OF A TOOTHED WHEEL, MOUNTED ON A TURBINE ENGINE COMPRESSOR, ROTATING IN THE MAGNETIC FIELD PRODUCED BY THE MAGNET OF A SENSOR. WHEN THE TEETH PASS THE MAGNET, THE GAP CHANGES, HENCE THE MAGNETIC FIELD WHICH GENERATES AN ELECTRO-MOTIVE FORCE WITHIN THE SOLENOIDS THE ELECTRIC SIGNAL IS TRANSMITTED TO AN INDICATOR. THE ITEM IS SPECIFICALLY USED TO MEASURE THE ROTATION SPEED OF A TURBINE ENGINE SHAFT.]. The item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6680015306838 does not contain precious metals.
This NSN is associated to Schedule B 8411997050: parts of gas turbine aircraft engines, other than for use in civil aircraft. The Schedule B End Use is listed as engines and turbines for military aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.
This information was last updated on Jul 01, 2025.