4730-00-077-1121 ADAPTER,STRAIGHT,FLANGE TO TUBE Index 1560-00-077-1128 FITTING,FUEL,ENGINE PYLON

National Stock Number:
1560-00-077-1124

Federal Supply Class:
1560

National Item Identification Number:
000771124

Description:
ADAPTER,PRESSURE FUEL SERVICING

Detail:
A METALLIC DEVICE OF VARIABLE CONFIGURATION HAVING A CIRCULAR INGRESS ORIFICE LOCATED IN THE GREATEST DIMENSION. WHEN INOPERATIVE, THE ORIFICE IS SEALED BY A POPPET VALVE HELD IN POSITION BY A MECHANICAL SPRING. IT PERMITS RAPID REPLENISHMENT OF FUEL STORAGE TANKS, OR FUELING OF AN AIRCRAFT OR GUIDED MISSILE WHEN THE VALVE IS DEPRESSED BY THE FUELING NOZZLE OR BY ANOTHER SIMILAR PRESSURE FUEL DISPENSING DEVICE.


Manufacturer Information:
3P16004-10198897LOCKHEED MARTIN CORP


Techincal Specification:
BOLT CIRCLE DIAMETER4.312 INCHES NOMINAL
ENVELOPE INSIDE DIAMETER3.380 INCHES NOMINAL
FUEL TYPEJP-2 JET FUEL
LARGEST OUTSIDE DIAMETER5.552 INCHES NOMINAL
ORIFICE DIAMETER2.620 INCHES NOMINAL
MOUNTING HOLE DIAMETER0.374 INCHES MINIMUM AND 0.381 INCHES MAXIMUM
MOUNTING HOLE QUANTITY6
MOUNTING HOLE SPACINGHOLES EQUALLY SPACED
SHAPECONICAL OR CYLINDRICAL
VALVE FACE DIAMETER0.900 INCHES NOMINAL
VALVE TRAVEL DISTANCE4.450 INCHES NOMINAL


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