NSN 2920-00-640-7547
Part Details | ENGINE ACCESSORY GENERATOR
2920-00-640-7547 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: 48048, 48048, 48048, 2920-00-640-7547, 00-640-7547, 2920006407547, 006407547
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | JAN 01, 1963 | 00-640-7547 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 2920-00-640-7547
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 48048 | 72599 | ALLIEDSIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO |
| 48048 | 70210 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 48048 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 2920-00-640-7547
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 28.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 12.0 |
| MAXIMUM RATED ARMATURE SPEED IN RPM | 7500 |
| ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 6500 |
| MINIMUM CURRENT CUT-IN SPEED IN RPM | 6000 |
| GROUNDING METHOD | INTERNAL |
| SHAFT ROTATION DIRECTION | CLOCKWISE |
| MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC |
| MOUNTING HOLE THREAD DIAMETER | 0.190 INCHES NOMINAL |
| MOUNTING HOLE THREAD QUANTITY PER INCH | 24 |
| MOUNTING HOLE THREAD CLASS | 3B |
| MOUNTING HOLE THREAD DIRECTION | RIGHT-HAND |
| SPLINE MAJOR DIAMETER | 0.496 INCHES MINIMUM AND 0.498 INCHES MAXIMUM |
| SPLINE LENGTH | 1.050 INCHES NOMINAL |
| SPLINE QUANTITY | 11 |
| SUBMERSIBILITY | NONSUBMERSIBLE |
| MAXIMUM OPERATING ALTITUDE RATING | 10000.0 FEET |
| ENVIRONMENTAL PROTECTION | CORROSION RESISTANT AND FUNGUS RESISTANT |
| FURNISHED ITEMS | COOLING BLAST TUBE AND RADIO INTERFERENCE SHIELDING |