5999-00-349-8950 SHIELDING GASKET,ELECTRONIC Index 4820-00-349-8952 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-349-8951

Federal Supply Class:
4820

National Item Identification Number:
003498951

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:
4712N15-1 1-2 50PSI39428MCMASTER-CARR SUPPLY CO


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
COPPER ALLOY SEAT
STEEL STEM
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
STEAM 2ND RESPONSE
MAXIMUM OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES 1ST END
1.500 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE1.500 INCHES 1ST END
1.500 INCHES 2ND END
THREAD QUANTITY PER INCH11-1/2 1ST END
11-1/2 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
OPENING PRESSURE SETTING50.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE2.0 TO 250.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESTHE END CONNECTION IDENTIFIED ABOVE AS THE SECOND END IS THE VALVE INLET


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