4820-01-168-9519 VALVE,CHECK Index 4730-01-168-9521 ELBOW,FLANGE

National Stock Number:
4820-01-168-9520

Federal Supply Class:
4820

National Item Identification Number:
011689520

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:
1052729756161GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION
11284111331WILLIAMS CONTROLS INC
5R702311083CATERPILLAR INC
R41211331WILLIAMS CONTROLS INC
WM-412-A11331WILLIAMS CONTROLS INC


Techincal Specification:
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
FLOW CONTROL DEVICEPISTON
MATERIALZINC OVERALL
MAXIMUM OPERATING PRESSURE1034.2 KILOGRAMS PER SQUARE CENTIMETER SINGLE RESPONSE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP-28.9 DEG CELSIUS 1ST RESPONSE
MAXIMUM OPERATING TEMP93.3 DEG CELSIUS 2ND RESPONSE
NOMINAL THREAD SIZE0.125 INCHES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE690.0 KILOGRAMS PER HOUR
STYLE DESIGNATORCROSS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPTF ALL ENDS


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