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) 1ST END
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND 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 DESIGNEDWATER, FRESH 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS 3RD RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 1ST RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
VALVE OPERATION METHODMANUAL


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