4820-01-146-7920 VALVE,CHECK Index 4820-01-146-7922 VALVE,DIAPHRAGM,STOP

National Stock Number:
4820-01-146-7921

Federal Supply Class:
4820

National Item Identification Number:
011467921

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:
57390-499643EATON AEROSPACE LLC
57390-TAB99643EATON AEROSPACE LLC
57390-TAB PART 57390-499643EATON AEROSPACE LLC


Techincal Specification:
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP165.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDNITROGEN, LIQUID 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
NOMINAL OUTSIDE DIAMETER7.190 INCHES 1ST END
OPENING PRESSURE SETTING95.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
BOLT HOLE QUANTITY8 1ST END
CONNECTION TYPEFLANGE 1ST END
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ERR-100
CONNECTION TYPEUNTHREADED INTERNAL TUBE 2ND END
FLANGE FACE DESIGNPLAIN 1ST END
FLANGE SHAPEROUND WITH HOLES 1ST END
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM SEAT AND COPPER ALLOY SEAT
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE


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