National Stock Number (NSN) 6680-00-524-9895, or NIIN 005249895, (generator,tachometer) 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, 6680007176961.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 02, 2015. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A416V1543. The total value of the awarded contracts has been US$ 9,555.00.
This NSN is somewhat common among different platforms, belonging to 2 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 May 21, 2008, 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 does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20241. [A GENERATOR CONSISTING OF A SERIES OF MOUNTED COILS SURROUNDING A ROTATING PERMANENT MAGNET OR A PERMANENT MAGNET AND A ROTATING ARMATURE. THE VOLTAGE OUTPUT IS DIRECTLY PROPORTIONAL TO THE SPEED OF ROTATION OF THE SHAFT. WHEN USED WITH AN ASSOCIATED INDICATOR, TRANSMITS SUCH DATA AS REVOLUTIONS PER MINUTE, SPEED OF TRAVEL, AND THE LIKE. MAY ALSO BE USED IN SERVOMECHANISM LOOPS AS A SYSTEM STABILIZER. EXCLUDES:ROTARY INVERTERS, ROTARY CONVERTERS, MOTOR GENERATORS, DYNAMOTORS, GENERATOR SETS, SYNCHROS, FREQUENCY OR PHASE CHANGERS, AND ENGINE ACCESSORY GENERATORS.]. 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 6680005249895 contains an unknown precious metal.
This NSN is associated to Schedule B 9029205000: speedometers and tachometers, not for use in civil aircraft. The Schedule B End Use is listed as other parts and accessories of vehicles. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Jul 01, 2025.