5330-01-491-9964 GASKET Index 5330-01-491-9966 GASKET

National Stock Number:
4820-01-491-9965

Federal Supply Class:
4820

National Item Identification Number:
014919965

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:
304-06524994VIANNEY INDUSTRIES, LLC


Techincal Specification:
STYLE DESIGNATORSCREW-IN CARTRIDGE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
RUBBER SYNTHETIC PACKING
PLASTIC SILICONE SEAT
FLOW CONTROL DEVICEPOPPET
MAXIMUM OPERATING PRESSURE58.5 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE133.0 CUBIC FEET PER MINUTE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (SCREW-IN CARTRIDGE) 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
OPENING PRESSURE SETTING70.0 POUNDS PER SQUARE INCH
SPECIAL FEATURESVITON SEALS WITH PLATED STEEL INTERNAL SPRING; OPENING PRESSURE PLUS/MINUS 3 PER CENT; ORIFICE SIZE 0.375 INCH


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