NSN 2920-00-640-7889
Part Details | ENGINE ACCESSORY GENERATOR
2920-00-640-7889 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: E59426M, 2920-00-640-7889, 00-640-7889, 2920006407889, 006407889
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | JAN 01, 1963 | 00-640-7889 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
FLANGE MTD W/TWO MTG SLOTS AND ONE MTG HOLE
STRAIGHT SHAFT END, THREADED W/DOUBLE KEYWAY
Cross Reference | NSN 2920-00-640-7889
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| E59426M | 12204 | DAIMLER CHRYSLER |
Technical Data | NSN 2920-00-640-7889
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 12.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 12.0 |
| MAXIMUM RATED ARMATURE SPEED IN RPM | 1500 |
| GROUNDING METHOD | EXTERNAL |
| SHAFT ROTATION DIRECTION | CLOCKWISE |
| MOUNTING STYLE | FLANGE MTD W/TWO MTG SLOTS AND ONE MTG HOLE |
| PILOT DIAMETER | 3.624 INCHES NOMINAL |
| SLOT WIDTH | 0.438 INCHES NOMINAL |
| SLOT LENGTH | 1.750 INCHES NOMINAL |
| PILOT HEIGHT | 0.188 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING SLOTS | 3.250 INCHES NOMINAL |
| DISTANCE BETWEEN SHAFT CENTER AND BOTTOM MOUNTING HOLE CENTER | 2.812 INCHES NOMINAL |
| BOTTOM MOUNTING HOLE DIAMETER | 0.406 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN TOP MOUNTING SLOT AND BOTTOM MOUNTING HOLE | 5.375 INCHES NOMINAL |
| SHAFT DRIVE END STYLE | STRAIGHT SHAFT END, THREADED W/DOUBLE KEYWAY |
| THREAD LENGTH | 0.438 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.499 INCHES NOMINAL |
| FIRST STEP LENGTH | 0.562 INCHES NOMINAL |
| THIRD STEP DIAMETER | 0.750 INCHES NOMINAL |
| THIRD STEP LENGTH | 0.750 INCHES NOMINAL |
| DISTANCE FROM END TO FIRST KEYWAY CENTER | 0.312 INCHES NOMINAL |
| FIRST KEYWAY WIDTH | 0.125 INCHES NOMINAL |
| FIRST KEYWAY LENGTH | 0.500 INCHES NOMINAL |
| DISTANCE FROM END TO SECOND KEYWAY CENTER | 1.562 INCHES NOMINAL |
| SECOND KEYWAY LENGTH | 0.625 INCHES NOMINAL |
| SECOND KEYWAY WIDTH | 0.156 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 |
| COTTER PIN HOLE | INCLUDED |