4820-00-826-0399 VALVE,SAFETY RELIEF Index 3120-00-826-0401 BUSHING,SLEEVE

National Stock Number:
4820-00-826-0400

Federal Supply Class:
4820

National Item Identification Number:
008260400

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:
1512VTZ72-3-4-1291T1423PSI38056ASHCROFT INC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1291.0 TO 1423.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER2.687 INCHES SECOND END
BOLT CIRCLE NOMINAL DIAMETER3.250 INCHES FIRST END
BOLT HOLE NOMINAL DIAMETER0.562 INCHES SECOND END
BOLT HOLE NOMINAL DIAMETER0.687 INCHES FIRST END
BOLT HOLE QUANTITY4 FIRST END
BOLT HOLE QUANTITY4 SECOND END
CONNECTION TYPEFLANGE FIRST END
CONNECTION TYPEFLANGE SECOND END
FLANGE FACE DESIGNRAISED STRAIGHT FIRST END
FLANGE FACE DESIGNPLAIN SECOND END
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE SHAPEROUND WITH HOLES SECOND END
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOBALT ALLOY SEAT
MATERIALCOBALT ALLOY STEM
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING TEMP750.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.187 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER4.625 INCHES FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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