4820-01-306-3880 VALVE,SAFETY RELIEF Index 4820-01-306-3882 VALVE,BUTTERFLY

National Stock Number:
4820-01-306-3881

Federal Supply Class:
4820

National Item Identification Number:
013063881

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:
5132T1-6TB-10091816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEGASKET SEAL(BOSS) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL COMP 316 BODY
MAXIMUM OPERATING TEMP350.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL THREAD SIZE0.562 INCHES ALL ENDS
OPENING PRESSURE SETTING100.0 POUNDS PER SQUARE INCH
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SEAT ANGLE37.0 DEGREES ALL ENDS
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD CLASS3A FIRST END
THREAD CLASS3B SECOND END
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD QUANTITY PER INCH18 FIRST END
THREAD SERIES DESIGNATORUNF SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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