4820-00-528-2836 VALVE,SAFETY RELIEF Index 4820-00-528-2839 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-528-2838

Federal Supply Class:
4820

National Item Identification Number:
005282838

Description:
VALVE,SAFETY RELIEF

Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.


Manufacturer Information:
10-3000-981205THE BOEING COMPANY
11010-275201BAHR MACHINE COMPANY INC
A50092CD1281982HYDRO-AIRE AEROSPACE CORP


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+2100.0 TO 3500.0 POUNDS PER SQUARE INCH
CONNECTION STYLEGASKET SEAL(BOSS) FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS FIRST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL CORROSION RESISTING SEAT
MATERIALSTEEL CORROSION RESISTING STEM
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
NOMINAL THREAD SIZE1.062 INCHES FIRST END
VALVE DISCHARGE FLOW RATE32.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
SUPPLEMENTARY FEATURESAPPLICABLE TO ACFT,TYPE C-135 AND KC-135
THREAD CLASS3B FIRST END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT (UNJ) FIRST END
THREAD QUANTITY PER INCH12 FIRST END


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