NSN 2920-00-242-1780 E61769M, 00-242-1780, 002421780
Product Details | ENGINE ACCESSORY GENERATOR
2920-00-242-1780 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.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving
Part Alternates: E61769M, 2920-00-242-1780, 00-242-1780, 2920002421780, 002421780
Engine Accessories | Engine Electrical System Components, Nonaircraft
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | 00-242-1780 | 17311 ( GENERATOR, ENGINE ACCESSORY ) |
Drawings & Photos | NSN 2920-00-242-1780
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Related Products | NSN 2920-00-242-1780
Technical Data | NSN 2920-00-242-1780
| Characteristic | Specifications |
|---|---|
| VOLTAGE IN VOLTS | 12.0 |
| MAXIMUM OUTPUT CURRENT RATING IN AMPS | 12.0 |
| MAXIMUM RATED ARMATURE SPEED IN RPM | 4000 |
| ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT | 1800 |
| MINIMUM CURRENT CUT-IN SPEED IN RPM | 1000 |
| GROUNDING METHOD | EXTERNAL |
| SHAFT ROTATION DIRECTION | COUNTERCLOCKWISE |
| MOUNTING STYLE | 8 FLANGE MTD W/TWO MTG SLOTS AND ONE MTG HOLE |
| PILOT DIAMETER | 3.622 INCHES NOMINAL |
| SLOT WIDTH | 0.438 INCHES NOMINAL |
| SLOT LENGTH | 1.312 INCHES NOMINAL |
| PILOT HEIGHT | 0.484 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 | 5 STRAIGHT SHAFT END, THREADED W/DOUBLE KEYWAY |
| THREAD LENGTH | 0.437 INCHES NOMINAL |
| FIRST STEP DIAMETER | 0.498 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 | ANY ACCEPTABLE |
| FIRST KEYWAY LENGTH | ANY ACCEPTABLE |
| DISTANCE FROM END TO SECOND KEYWAY CENTER | 1.625 INCHES NOMINAL |
| SECOND KEYWAY LENGTH | ANY ACCEPTABLE |
| SECOND KEYWAY WIDTH | ANY ACCEPTABLE |
| THREAD SERIES | UNF |
| THREAD DIAMETER | 0.625 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| SUBMERSIBILITY | NONSUBMERSIBLE |
| MAXIMUM OPERATING ALTITUDE RATING | NOT RATED |
| III COTTER PIN HOLE | INCLUDED |
| MANUFACTURERS CODE | 12204 |
| DESIGN CONTROL REFERENCE | E61769M |
Restrictions/Controls & Freight Information | NSN 2920-00-242-1780
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||