5320-00-959-7296 PIN-RIVET Index 4820-00-959-7299 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-959-7298

Federal Supply Class:
4820

National Item Identification Number:
009597298

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:
1543-3/4IN.16497DRESSER, INC.
1543E-3/4IN 125PSI16497DRESSER, INC.
31214915JAYCO INCORPORATED
260614959CRANE CO DIV VALVE DIV
MMC41F1898042MARINETTE MARINE CORPORATION


Techincal Specification:
BONNET ATTACHMENT METHODTHREADED
BONNET TYPEINSIDE SPRING
CONNECTION TYPETHREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDVALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5/D FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5/D FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 836 BODY
MATERIALCOPPER ALLOY 836 SEAT
MATERIALSTEEL STEM
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDSTEAM 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, FRESH 3RD RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
OPENING PRESSURE SETTING125.0 POUNDS PER SQUARE INCH
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END
VALVE DISCHARGE FLOW RATE342.0 POUNDS PER HOUR
VALVE OPERATION METHODAUTOMATIC OR MANUAL


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