4820-01-156-5697 VALVE,SAFETY RELIEF Index 4820-01-156-5699 VALVE,BALL

National Stock Number:
4820-01-156-5698

Federal Supply Class:
4820

National Item Identification Number:
011565698

Description:
VALVE,SHUTTLE

Detail:
A VALVE HAVING ONE OUTLET AND TWO INLETS THAT ARE USUALLY OPPOSITE EACH OTHER. IT HAS A FLUID PRESSURE OPERATED PISTONLIKE ITEM, CALLED A SHUTTLE, THAT CONTROLS EITHER INLET. IT IS COMMONLY USED TO PROVIDE AN EMERGENCY PASSAGE FOR FLUID IN AN AIRCRAFT HYDRAULIC OR PNEUMATIC SYSTEM IN CASE OF LOSS OF PRESSURE IN THE NORMAL SERVICE LINES.


Manufacturer Information:
2SV46126044SAF INDUSTRIES LLC
2SV461-226044SAF INDUSTRIES LLC
694897-10398897LOCKHEED MARTIN CORP


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLEFLARELESS (TUBE) ALL ENDS
FLOW CONTROL DEVICEPISTON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALALUMINUM ALLOY 7075 BODY
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP275.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
SEAT ANGLE12.0 DEGREES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE1.2 GALLONS PER MINUTE
STYLE DESIGNATORCROSS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENTANODIZE
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS


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