4730-00-437-0098 ELBOW,TUBE TO BOSS Index 4730-00-437-0115 CAP,TUBE

National Stock Number:
4820-00-437-0114

Federal Supply Class:
4820

National Item Identification Number:
004370114

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:
5139B3MP30091816CIRCOR AEROSPACE, INC.
5159B-3MP-30091816CIRCOR AEROSPACE, INC.


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+286.0 TO 345.0 POUNDS PER SQUARE INCH+286.0 TO 345.0 POUNDS PER SQUARE INCH
CONNECTION STYLEPLAIN (PIPE) FIRST ENDPLAIN (PIPE) FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND ENDPLAIN,OPTIONAL END(PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST ENDTHREADED EXTERNAL PIPE FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND ENDTHREADED INTERNAL PIPE SECOND END
DISK LOADING METHODSPRINGSPRING
FLOW CONTROL DEVICEPOPPETPOPPET
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SECOND RESPONSEAMMONIA, GASEOUS FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDHYDROGEN THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDHYDROGEN THIRD RESPONSEFUEL/OIL, HYDROCARBON SECOND RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES FIRST END0.375 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES SECOND END0.375 INCHES SECOND END
NOMINAL THREAD SIZE0.375 INCHES FIRST END0.375 INCHES FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END0.375 INCHES SECOND END
OPENING PRESSURE SETTING300.0 POUNDS PER SQUARE INCH
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATICAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
THREAD DIRECTIONRIGHT-HAND FIRST ENDRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND ENDRIGHT-HAND SECOND END
THREAD QUANTITY PER INCH18 FIRST END18 FIRST END
THREAD QUANTITY PER INCH18 SECOND END18 SECOND END
THREAD SERIES DESIGNATORNPT SECOND END
THREAD SERIES DESIGNATORNPT SECOND ENDNPT FIRST END


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