Part Details | EMERGENCY RAM AIR POWER UNIT
1650-01-259-6689 A device which includes a turbine, governor, speedsensing device, and a gear box. Its power source is ram air. It is designed to produce a predetermined output shaft speed to operate a hydraulic pump and/or an electric generator drive, which furnishes emergency power to aircraft in case of hydraulic and/or electrical system failure. The unit may include the pump and/or the generator. For items which provide power during normal aircraft operation, see DRIVE, CONSTANT SPEED (as modified).
Alternate Parts: 6504812, 241850, 1650-01-259-6689, 01-259-6689, 1650012596689, 012596689
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 16 | JUL 19, 1987 | 01-259-6689 | 61769 ( POWER UNIT, RAM AIR, EMERGENCY ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1650-01-259-6689
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6504812 | 86845 | THE MARQUARDT COMPANY |
| 241850 | 86845 | THE MARQUARDT COMPANY |
Technical Data | NSN 1650-01-259-6689
| Characteristic | Specifications |
|---|---|
| GENERAL CHARACTERISTICS ITEM DESCRIPTION | BLADES FEATHERED AT 96 DEG MIN WITH MAX TORQUE OF 25 IN. LBS. |
| END ITEM IDENTIFICATION | A-4 ACFT |