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Part Number

Part Number:
NSN:
NIIN:
Item Name:
GENERATOR , TACHOMETER

Definition:

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.

CAGE Information

Code Company
39739 SCOTT FETZER COMPANY THE DBA MERIAM

Federal Supply Class

Title

LIQUID AND GAS FLOW, LIQUID LEVE

Inclusions:

INCLUDES LIQUID LEVEL FLOAT INSTRUMENTS; REVOLUTION COUNTERS; SPEEDOMETERS; ROTATION MEASURING INSTRUMENTS AND APPARATUS; OXYGEN FLOW INDICATORS; TACHOMETERS, INCLUDING ENGINE TACHOMETERS.

Exclusions:

EXCLUDES COMBINATION INSTRUMENTS; (FSC 6695); METEOROLOGICAL INSTRUMENTS (FSC 6660); AND AUTOMATIC CONTROL VALVES (FSG 48).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AXGY MOUNTING METHOD FLANGE
AKCT SHAFT ROTATION DIRECTION CLOCKWISE SINGLE END OR COUNTERCLOCKWISE SINGLE END
CBBL FEATURES PROVIDED HORIZONTAL MOUNTING POSITION AND VERTICAL MOUNTING POSITION
CWGQ CONNECTION TYPE AND VOLTAGE RATING IN VOLTS 20.0 LINE TO NEUTRAL SINGLE OUTPUT
ASDB WIDTH ACROSS FLATS 0.2500 INCHES NOMINAL SINGLE END
AAJT OVERALL HEIGHT 3.750 INCHES
CWFQ MOUNTING FACILITY CIRCLE DIAMETER 3.500 INCHES
AAJV OVERALL WIDTH 3.750 INCHES
AAPP ELECTRICAL RESISTANCE 50.0 KILOHMS
CWHZ SHAFT END CHARACTERISTIC A15 SINGLE STYLE SINGLE END
AAJU OVERALL LENGTH 7.000 INCHES

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