4820-01-305-5759 VALVE,SAFETY RELIEF Index 4820-01-305-5761 VALVE,BUTTERFLY

National Stock Number:
4820-01-305-5760

Federal Supply Class:
4820

National Item Identification Number:
013055760

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:
5159T-12TB-L10591816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION TYPETHREADED EXTERNAL TUBE 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 2ND END
CONNECTION STYLEFLARED (TUBE) 1ST END
CONNECTION STYLEGASKET SEAL(BOSS) 2ND END
FLOW CONTROL DEVICEPOPPET
MATERIALSTEEL COMP 303 BODY
MAXIMUM OPERATING TEMP-40.0 FAHRENHEIT 1ST RESPONSE
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
NOMINAL THREAD SIZE1.062 INCHES ALL ENDS
OPENING PRESSURE SETTING105.0 POUNDS PER SQUARE INCH
SEAT ANGLE37.0 DEGREES 1ST END
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3A 1ST END
THREAD CLASS3B 2ND END
THREAD SERIES DESIGNATORUN 2ND END
THREAD SERIES DESIGNATORUNJ 1ST END
THREAD QUANTITY PER INCH12 ALL ENDS
VALVE OPERATION METHODAUTOMATIC


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