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NSN 6680-00-881-3917, 6680008813917
GENERATOR,TACHOMETER

Federal Supply Classification
FSC 6680 - Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
National Item Identification Number
NIIN 008813917
Codification Country
United States
Item Name Code
INC 20241
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 6680-00-881-3917

National Stock Number (NSN) 6680-00-881-3917, or NIIN 008813917, (generator,tachometer) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, 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.

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 6680008813917 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 .


Technical Characteristics

SPECIAL FEATURES
(FEAT) ABSOLUTE ACCURACY! 2 ROTOR POLES
ELECTRICAL RESISTANCE
(AAPP) 40.0 OHMS
CALIBRATION SPEED IN RPM
(BFLQ) 4200.0
CALIBRATION VOLTAGE OUTPUT TYPE IN VOLTS
(BKPC) 21.0 AC
CURRENT RATING IN AMPS
(CWGL) 0.003 SINGLE OUTPUT
CURRENT TYPE
(ACDC) AC OUTPUT
OVERALL HEIGHT
(AAJT) 2.438 INCHES
OVERALL LENGTH
(AAJU) 5.125 INCHES
OVERALL WIDTH
(AAJV) 2.438 INCHES
LENGTH OF SHAFT FROM HOUSING
(CWCS) 0.562 INCHES SINGLE END
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 4 THREADED HOLE
MOUNTING METHOD
(AXGY) FIXED BASE AND FACE
NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH
(CWDT) 1.875 INCHES
NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH
(CWFY) 1.875 INCHES
ROTOR SPEED RATING IN RPM
(CWFX) 100.0 LOW FULL LOAD AND 4200.0 HIGH FULL LOAD
SHAFT END CHARACTERISTIC
(CWHZ) A15 SINGLE STYLE SINGLE END
SPECIAL FEATURES
(FEAT) ABSOLUTE ACCURACY; 2 ROTOR POLES
WIDTH ACROSS FLATS
(ASDB) 0.2440 INCHES NOMINAL SINGLE END
TERMINAL TYPE AND QUANTITY
(TTQY) 1 RECEPTACLE
III OVERALL LENGTH
(AAJU) 5.125 INCHES

Manufacturer Part Numbers


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