Part Details | ENGINE ACCESSORY GENERATOR
2920-01-080-0622 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: 78403A 2, B78403A1, B-78403A1, 2920-01-080-0622, 01-080-0622, 2920010800622, 010800622
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | JUL 19, 1979 | 01-080-0622 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
ROUND FLANGE WITH HOLES EQUALLY SPACED
STRAIGHT SHAFT END, THREADED, W/KEYWAY
Cross Reference | NSN 2920-01-080-0622
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 78403A 2 | 88907 | BRUNSWICK CORPORATIONDBA MERCURY MARINE |
| B-78403A1 | 88907 | BRUNSWICK CORPORATIONDBA MERCURY MARINE |
Technical Data | NSN 2920-01-080-0622
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 12.0 |
| RECTIFIER LOCATION | INTEGRAL |
| 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 | 0.313 INCHES NOMINAL |
| DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 3.156 INCHES NOMINAL |
| DISTANCE BETWEEN SHAFT CENTER AND TOP MOUNTING HOLE CENTER | 3.156 INCHES NOMINAL |
| BOTTOM MOUNTING HOLE DIAMETER | 0.375 INCHES NOMINAL |
| ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 0.0 |
| ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 0.0 |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC |
| MOUNTING HOLE THREAD DIAMETER | 0.313 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 | 0.530 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.625 INCHES NOMINAL |
| KEYWAY WIDTH | 0.125 INCHES NOMINAL |
| UNTHREADED PORTION LENGTH | 1.000 INCHES NOMINAL |
| KEYWAY LENGTH | 0.535 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 |