4820-00-541-2353 VALVE,SAFETY RELIEF Index 4820-00-541-2355 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-541-2354

Federal Supply Class:
4820

National Item Identification Number:
005412354

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:
5332281982HYDRO-AIRE AEROSPACE CORP


Techincal Specification:
MATERIALALUMINUM ALLOY OVERALL
STYLE DESIGNATORCROSS
FLOW CONTROL DEVICEPISTON
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP160.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHODHYDRAULIC
CONNECTION TYPEUNTHREADED INTERNAL TUBE 1ST END
THREADED EXTERNAL BOSS 2ND END
THREADED EXTERNAL BOSS 3RD END
CONNECTION STYLEPLAIN (TUBE) 1ST END
EXTERNAL SEAT FOR GASKET SEAL (BOSS) 2ND END
EXTERNAL SEAT FOR GASKET SEAL (BOSS) 3RD END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.313 INCHES 1ST END
0.250 INCHES 2ND END
0.250 INCHES 3RD END
THREAD SERIES DESIGNATORUNF 2ND END
UNF 3RD END
NOMINAL THREAD SIZE0.438 INCHES 2ND END
0.438 INCHES 3RD END
THREAD CLASS3A 2ND END
3A 3RD END
THREAD DIRECTIONRIGHT-HAND 2ND END
RIGHT-HAND 3RD END
SPECIAL FEATURES1.2 GAL PER MIN RATED FLOW CAPACITY
THE MANUFACTURERS DATA
MANUFACTURERS CODE81982
DESIGN CONTROL REFERENCE53322


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