4820-01-304-5533 VALVE,SAFETY RELIEF Index 4820-01-304-5535 VALVE,PLUG

National Stock Number:
4820-01-304-5534

Federal Supply Class:
4820

National Item Identification Number:
013045534

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:
D524TP-4D-2591816CIRCOR AEROSPACE, INC.
ES999820418DRS SUSTAINMENT SYSTEMS, INC. USE CAGE CODE 98255 FOR CATALOGING
ES9998-0320418DRS SUSTAINMENT SYSTEMS, INC. USE CAGE CODE 98255 FOR CATALOGING
ES9998-0398255DRS SUSTAINMENT SYSTEMS INC
ES999898255DRS SUSTAINMENT SYSTEMS INC


Techincal Specification:
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN (TUBE) ALL ENDS
CONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL CORROSION RESISTING BODY
MAXIMUM OPERATING TEMP400.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDCARBON DIOXIDE SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDHELIUM THIRD RESPONSE
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
OPENING PRESSURE SETTING25.0 POUNDS PER SQUARE INCH
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU
THREAD CLASS3A ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS


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