Part Details | HEADLIGHT BEAM SELECTING SWITCH
2590-00-578-2028 A switch actuated by an external plunger and designed to be mounted on a vehicle for the purpose of switching the headlights from high beam to low beam or vice versa. Excludes SWITCH, PUSH and SWITCH, FOOT.
Alternate Parts: 7770, 7768, 2590-00-578-2028, 00-578-2028, 2590005782028, 005782028
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 25 | JAN 01, 1963 | 00-578-2028 | 22249 ( SWITCH, BEAM SELECTING, HEADLIGHT ) |
REFERENCE DRAWINGS & PICTURES
HOLE MOUNTED
ROUND
Cross Reference | NSN 2590-00-578-2028
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7770 | 13445 | COLE HERSEE COMPANY |
| 7768 | 13445 | COLE HERSEE COMPANY |
Technical Data | NSN 2590-00-578-2028
| Characteristic | Specifications |
|---|---|
| MAXIMUM VOLTAGE RATING IN VOLTS | 15.0 DC |
| BODY STYLE | HOLE MOUNTED |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH | 1.750 INCHES NOMINAL |
| BODY LENGTH | 1.312 INCHES NOMINAL |
| BODY WIDTH | 1.375 INCHES NOMINAL |
| BODY HEIGHT | 1.500 INCHES NOMINAL |
| ACTUATOR STYLE | ROUND |
| ACTUATOR DIAMETER | 0.875 INCHES NOMINAL |
| ACTUATOR HEIGHT | 1.620 INCHES NOMINAL |
| TERMINAL TYPE AND QUANTITY | 3 QUICK DISCONNECT, FEMALE |
| HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION | DUSTPROOF |
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD SIZE | 0.216 INCHES |
| THREAD QUANTITY PER INCH | 24 |