4820-00-683-8374 VALVE,GLOBE Index 4710-00-683-8379 TUBE ASSEMBLY,METAL

National Stock Number:
4820-00-683-8377

Federal Supply Class:
4820

National Item Identification Number:
006838377

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:
1875-0L1-272352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SPRING
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
DISK LOADING METHODSPRING
FEATURES PROVIDEDBONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING STEM
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
OPENING PRESSURE SETTING300.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESFURNISHED W/ ONE LIFT RING
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
THREAD QUANTITY PER INCH14 1ST END
THREAD QUANTITY PER INCH14 2ND END
VALVE OPERATION METHODAUTOMATIC


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