4820-00-202-5783 VALVE,SAFETY RELIEF Index 4820-00-202-5798 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-202-5790

Federal Supply Class:
4820

National Item Identification Number:
002025790

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:
F1G23MS-3/401343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
FIG260614959CRANE CO DIV VALVE DIV


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+3.0 TO 250.0 POUNDS PER SQUARE INCH
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 836 SEAT
MATERIALCOPPER ALLOY 836 FLOW CONTROL DEVICE
MATERIALSTEEL STEM
MAXIMUM OPERATING TEMP406.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS THIRD RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES SECOND END
NOMINAL THREAD SIZE0.750 INCHES FIRST END
NOMINAL THREAD SIZE0.750 INCHES SECOND END
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END


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