NSN 2920-00-008-9912
Part Details | ENGINE ACCESSORY GENERATOR
2920-00-008-9912 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: 938249, A12NW601, 1026, 10-26, A12NW601, 2920-00-008-9912, 00-008-9912, 2920000089912, 000089912
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | JUL 23, 1972 | 00-008-9912 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
ROUND FLANGE WITH HOLES EQUALLY SPACED
STRAIGHT SHAFT END, THREADED, W/KEYWAY
Cross Reference | NSN 2920-00-008-9912
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 938249 | 34623 | AM GENERAL LLC |
| A12NW601 | 73614 | COOPER R JR INC |
| 10-26 | 31211 | MOTOROLA AUTOMOTIVE ELECTRONICS |
| A12NW601 | 94990 | MOTOROLA INC.DBA INTEGRATED INFORMATION SYSTEMS |
Technical Data | NSN 2920-00-008-9912
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 12.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 55.0 |
| RECTIFIER LOCATION | INTEGRAL |
| GROUNDING METHOD | EXTERNAL |
| GROUND POLARITY TYPE | NEGATIVE |
| SHAFT ROTATION DIRECTION | CLOCKWISE |
| MOUNTING STYLE | 9 ROUND FLANGE WITH HOLES EQUALLY SPACED |
| PILOT DIAMETER | 2.000 INCHES NOMINAL |
| PILOT HEIGHT | 0.375 INCHES NOMINAL |
| DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 3.250 INCHES NOMINAL |
| DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER | 3.250 INCHES NOMINAL |
| BOTTOM MOUNTING HOLE DIAMETER | 0.505 INCHES NOMINAL |
| ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 0.0 |
| ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 180.0 |
| 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 | 0.390 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.627 INCHES NOMINAL |
| KEYWAY WIDTH | 0.125 INCHES NOMINAL |
| UNTHREADED PORTION LENGTH | 0.625 INCHES NOMINAL |
| KEYWAY LENGTH | 0.625 INCHES NOMINAL |
| DISTANCE FROM END TO KEYWAY CENTER | 0.812 INCHES NOMINAL |
| THREAD SERIES | UNF |
| THREAD DIAMETER | 0.625 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| SUBMERSIBILITY | NONSUBMERSIBLE |
| FURNISHED ITEMS | COOLING FAN AND LOCKWASHER AND NUT AND WOODRUFF KEY |