National Stock Number
6680-01-525-5722
National Stock Number (NSN) 6680-01-525-5722, or NIIN 015255722, (speed sensor,turbine engine) was assigned November 16, 2004 in the Federal Logistics Information System (FLIS). NIIN 015255722 was cancelled on December 5, 2019, with a cancelled status of "Item is Cancelled - Inactive." 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, one supplier is 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) 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.]. 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 6680015255722 does not contain precious metals.
This information was last updated on Aug 01, 2025.