2920-00-871-6978 SWITCH,LOCK,IGNITION Index 5945-00-871-6980 RELAY,ELECTROMAGNETIC

National Stock Number:
2920-00-871-6979

Federal Supply Class:
2920

National Item Identification Number:
008716979

Description:
GENERATOR,ENGINE ACCESSORY

Detail:
A generator primarily designed to be mounted on an internal combustion engine, and to be driven by the engine to keep the battery in a charged condition. May also supply current for the engine ignition system and/or electrical equipment which is connected to the battery circuit. Includes alternating current generators designed for use with a rectifier. Excludes the major generator of GENERATING SETS. For generators specifically designed for aircraft use and not mounted on the engine, see GENERATOR, DIRECT CURRENT.


Manufacturer Information:
110682516764GENERAL MOTORS CORP DELCO REMY DIV
11068251LW55BORGWARNER PDS (ANDERSON), L.L.C.
110682524617GENERAL MOTORS CORP
110682561928GENERAL MOTORS CORP AC-DELCO DIV GOVERNMENT ORDER DEPT
873197R9192679NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/


Techincal Specification:
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG0.0
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG201.0
BOTTOM MOUNTING HOLE DIAMETER0.456 INCHES NOMINAL
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET9.031 INCHES NOMINAL
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET10.151 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER3.875 INCHES NOMINAL
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER3.875 INCHES NOMINAL
DISTANCE FROM END TO KEYWAY CENTER1.420 INCHES NOMINAL
KEYWAY LENGTH0.750 INCHES NOMINAL
KEYWAY WIDTH0.156 INCHES NOMINAL
MAXIMUM OUTPUT CURRENT RATING IN AMPS50.0
MAXIMUM RATED ARMATURE SPEED IN RPM1925
MOUNTING HOLE THREAD DIRECTIONRIGHT-HAND
MOUNTING HOLE THREAD CLASS2B
MOUNTING HOLE THREAD DIAMETER0.375 INCHES NOMINAL
MOUNTING HOLE THREAD QUANTITY PER INCH16
MOUNTING HOLE THREAD SERIES DESIGNATORUNC
MOUNTING STYLEBRACKET MTD W/THREE MTG HOLES, TOP HOLE THREADED
RECTIFIER LOCATIONSEPARATE
SECOND STEP DIAMETER0.873 INCHES MINIMUM AND 0.874 INCHES MAXIMUM
SHAFT DRIVE END STYLESTRAIGHT SHAFT END, THREADED, W/KEYWAY
SHAFT ROTATION DIRECTIONCLOCKWISE
SUBMERSIBILITYNONSUBMERSIBLE
THREAD CLASS2A
THREAD DIAMETER0.625 INCHES NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.760 INCHES NOMINAL
THREAD QUANTITY PER INCH18
THREAD SERIESUNF
UNTHREADED PORTION LENGTH1.320 INCHES NOMINAL
VOLTAGE IN VOLTS12.0


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