NSN 2920-00-139-4394
Part Details | IGNITION MAGNETO
2920-00-139-4394 An electric generator whose field poles are permanent magnets and which is used to generate electrical energy for the purpose of igniting the combustible mixture in internal combustion engine cylinders. Spark distribution may be accomplished by a distributor portion of the magneto or by a separate item.
Alternate Parts: FMX2B7E, FMX2B7D, Y79DS1, Y79BS1, Y79AS1, 2920-00-139-4394, 00-139-4394, 2920001394394, 001394394
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 29 | AUG 18, 1971 | 00-139-4394 | 00113 ( MAGNETO, IGNITION ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 2920-00-139-4394
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FMX2B7E | 82796 | COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE |
| FMX2B7D | 82796 | COLTEC INDUSTRIES INC.DBA FAIRBANKS MORSE ENGINE |
| Y79DS1 | 66289 | WISCONSIN MOTORS LLC |
| Y79BS1 | 66289 | WISCONSIN MOTORS LLC |
| Y79AS1 | 66289 | WISCONSIN MOTORS LLC |
Technical Data | NSN 2920-00-139-4394
| Characteristic | Specifications |
|---|---|
| IMPULSE QUANTITY PER REVOLUTION | 2 |
| IGNITION TYPE FOR WHICH DESIGNED | SINGLE |
| SPARK DISTRIBUTION METHOD | GAP |
| SHAFT ROTATION DIRECTION | CLOCKWISE |
| DISTRIBUTOR CAP | INCLUDED |
| SECONDARY TERMINAL TYPE | PUSH-IN |
| BODY MATERIAL | ALUMINUM ALLOY |
| MOUNTING METHOD | FLANGE |
| MOUNTING STANDARD CONTROLLING AGENCY | SAE |
| MOUNTING STANDARD NUMBER | J546 |
| MOUNTING FACILITY | SLOT |
| MOUNTING FACILITY QUANTITY | 1 |
| MOUNTING FACILITY THREAD SERIES | UN |
| MOUNTING FACILITY THREAD DIAMETER | 0.375 INCHES NOMINAL |
| MOUNTING FACILITY THREAD QUANTITY PER INCH | 16 |
| MOUNTING SLOT LENGTH | 1.125 INCHES NOMINAL |
| MOUNTING SLOT WIDTH | 0.418 INCHES NOMINAL |
| PERFORMANCE TYPE | HIGH TENSION |
| ROTATION ELEMENT TYPE | WOUND ARMATURE |
| POLE QUANTITY | 2 |
| DRIVE CONNECTION TYPE | IMPULSE COUPLED |
| DRIVE SHAFT TYPE | TONGUE |