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National Stock Number:
2915-01-728-1349
Federal Supply Class:
2915
National Item Identification Number:
017281349
Description:
PUMP,FUEL,JET ENGINE
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Manufacturer Information:
| 51076-7 | 1YF28 | AIR TRACTOR, INC. |
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | ASSEMBLY, FUEL PUMP | | SPECIAL FEATURES | THIS IS A GEAR TYPE ENGINE-DRIVEN, POSITIVE DISPLACEMENT FUEL PUMP WHICH MOUNTS ON THE JET ENGINE ACCESSORY DRIVE CASE AND PROVIDES CONSTANT FUEL TO THE JET ENGINE. FOR EVERY ROTATION OF THE GEARS, A FIXED AMOUNT OF FUEL WILL BE PUSHED TOWARD THE FUEL INJECTION SYSTEM. THE FUEL PUMP'S CAPACITY IS DESIGNED TO EXCEED THE ENGINE'S NEED TO SUPPLY THE ENGINE UNDER ALL OPERATING CONDITIONS. FOR THIS REASON, THE ENGINE-DRIVEN FUEL PUMP INCLUDES A RELIEF VALVE THAT ALLOWS EXCESS FUEL TO BE RECIRCULATED INTO THE FUEL SYSTEM ONCE OPTIMAL PRESSURE IS ACHIEVED. |
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