Part Details | ENGINE ACCESSORY GENERATOR
2920-00-640-7546 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: 2553GN, 25061, G0012553GN, G0012553GN, G001-2553GN, G0012553GN, G001-2553GN, 2920-00-640-7546, 00-640-7546, 2920006407546, 006407546
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | JAN 01, 1963 | 00-640-7546 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
ROUND FLANGE WITH HOLES EQUALLY SPACED
STRAIGHT SHAFT END, THREADED, W/KEYWAY
Cross Reference | NSN 2920-00-640-7546
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2553GN | 35510 | PRESTOLITE ELECTRIC INC |
| 25061 | 35510 | PRESTOLITE ELECTRIC INC |
| G0012553GN | 35510 | PRESTOLITE ELECTRIC INC |
| G001-2553GN | 35510 | PRESTOLITE ELECTRIC INC |
| G001-2553GN | 24975 | PRESTOLITE ELECTRIC INCORPORATEDDBA PRESTOLITE ELECTRIC |
Technical Data | NSN 2920-00-640-7546
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 28.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 17.5 |
| MAXIMUM RATED ARMATURE SPEED IN RPM | 4700 |
| ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 1330 |
| MINIMUM CURRENT CUT-IN SPEED IN RPM | 1050 |
| SHAFT ROTATION DIRECTION | COUNTERCLOCKWISE |
| MOUNTING STYLE | 2 ROUND FLANGE WITH HOLES EQUALLY SPACED |
| DISTANCE FROM RAISED FACE TO FIRST MOUNTING HOLE CENTER | 3.125 INCHES NOMINAL |
| DISTANCE FROM RAISED FACE TO SECOND MOUNTING CENTER | 6.625 INCHES NOMINAL |
| ANGULAR DEVIATION OF FIRST HOLE FROM TOP CENTER IN DEG | 135.0 |
| ANGULAR DEVIATION OF SECOND HOLE FROM FIRST HOLE IN DEG | 90.0 |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC |
| MOUNTING HOLE THREAD DIAMETER | 0.375 INCHES NOMINAL |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 16 |
| MOUNTING HOLE THREAD CLASS | 2B |
| MOUNTING HOLE THREAD DIRECTION | RIGHT-HAND |
| SHAFT DRIVE END STYLE | STRAIGHT SHAFT END, THREADED, W/KEYWAY |
| THREAD LENGTH | 0.625 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.874 INCHES NOMINAL |
| KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| UNTHREADED PORTION LENGTH | 1.688 INCHES NOMINAL |
| KEYWAY LENGTH | 1.000 INCHES NOMINAL |
| DISTANCE FROM END TO KEYWAY CENTER | 1.250 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 |
| ENVIRONMENTAL PROTECTION | CORROSION RESISTANT AND FUNGUS RESISTANT |
| FURNISHED ITEMS | RADIO INTERFERENCE SHIELDING |