NSN 2920-00-770-6452
Part Details | ENGINE ACCESSORY GENERATOR
2920-00-770-6452 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.
Alternate Parts: 1904249, 1904249, 1904249, 7706452, 2920-00-770-6452, 00-770-6452, 2920007706452, 007706452
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
29 | JAN 01, 1962 | 00-770-6452 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
ROUND FLANGE WITH HOLES EQUALLY SPACED

STRAIGHT SHAFT END, THREADED, W/KEYWAY

Cross Reference | NSN 2920-00-770-6452
Part Number | Cage Code | Manufacturer |
---|---|---|
1904249 | 24617 | GENERAL MOTORS CORP |
1904249 | 16764 | GENERAL MOTORS CORPDELCO REMY DIV |
1904249 | 1LW55 | REMY, INC. |
7706452 | 19207 | U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM |
Technical Data | NSN 2920-00-770-6452
Characteristic | Specifications |
---|---|
VOLTAGE IN VOLTS | 6.0 |
MAXIMUM OUTPUT CURRENT RATING IN AMPS | 40.0 |
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 1850 |
GROUNDING METHOD | INTERNAL |
SHAFT ROTATION DIRECTION | CLOCKWISE |
MOUNTING STYLE | 5 ROUND FLANGE WITH HOLES EQUALLY SPACED |
DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 3.875 INCHES NOMINAL |
DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER | 3.500 INCHES NOMINAL |
DISTANCE BETWEEN INSIDE SURFACES OF HINGE BRACKET | 7.243 INCHES MINIMUM AND 7.257 INCHES MAXIMUM |
DISTANCE BETWEEN OUTSIDE SURFACES OF HINGE BRACKET | 8.759 INCHES MINIMUM AND 8.773 INCHES MAXIMUM |
BOTTOM MOUNTING HOLE DIAMETER | 0.328 INCHES NOMINAL |
ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 193.0 |
ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 159.0 |
MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC |
MOUNTING HOLE THREAD DIAMETER | 0.312 INCHES NOMINAL |
MOUNTING HOLE THREAD QUANTITY PER INCH | 18 |
MOUNTING HOLE THREAD CLASS | 2B |
MOUNTING HOLE THREAD DIRECTION | RIGHT-HAND |
SHAFT DRIVE END STYLE | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
THREAD LENGTH | 0.719 INCHES NOMINAL |
SECOND STEP DIAMETER | 0.668 INCHES MINIMUM AND 0.669 INCHES MAXIMUM |
KEYWAY WIDTH | 0.125 INCHES NOMINAL |
UNTHREADED PORTION LENGTH | 1.312 INCHES NOMINAL |
KEYWAY LENGTH | 0.625 INCHES NOMINAL |
DISTANCE FROM END TO KEYWAY CENTER | 1.375 INCHES NOMINAL |
THREAD SERIES | UNF |
THREAD DIAMETER | 0.500 INCHES NOMINAL |
THREAD QUANTITY PER INCH | 20 |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
SUBMERSIBILITY | NONSUBMERSIBLE |
FURNISHED ITEMS | COOLING FAN AND DRIVE PULLEY |
COTTER PIN HOLE | INCLUDED |