6620-00-768-3645 THERMOSTAT,FLOW CONTROL Index 4820-00-768-3649 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-768-3648

Federal Supply Class:
4820

National Item Identification Number:
007683648

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:
SERIES5NP552903CORNWELL NUCLEAR VALVE CO


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY OVERALL
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE174.0 POUNDS PER HOUR
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 ACCOMMODATED0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD QUANTITY PER INCH14 1ST END
14 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING15.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE1.0 TO 300.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESLIFTING LEVER


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