5950-01-293-2439 TRANSFORMER,POWER Index 6150-01-293-2441 CABLE ASSEMBLY,SPECIAL PURPOSE,E

National Stock Number:
4820-01-293-2440

Federal Supply Class:
4820

National Item Identification Number:
012932440

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:
5177A4TB-40091816CIRCOR AEROSPACE, INC.
D952 PIECE 6928953RIX INDUSTRIES


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+10.0 TO 2400.0 POUNDS PER SQUARE INCH
CONNECTION TYPETHREADED EXTERNAL BOSS 1ST END
CONNECTION TYPETHREADED INTERNAL BOSS 2ND END
CONNECTION STYLEEXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END
CONNECTION STYLEGASKET SEAL(BOSS) 2ND END
FLOW CONTROL DEVICEPOPPET
MATERIALALUMINUM ALLOY 2024 BODY
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
MEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS 2ND RESPONSE
MEDIA FOR WHICH DESIGNEDETHYLENE GLYCOL 4TH RESPONSE
MEDIA FOR WHICH DESIGNEDHELIUM 5TH RESPONSE
MEDIA FOR WHICH DESIGNEDREFRIGERANT 12 3RD RESPONSE
NOMINAL THREAD SIZE0.438 INCHES ALL ENDS
OPENING PRESSURE SETTING400.0 POUNDS PER SQUARE INCH
SEAT ANGLE90.0 DEGREES 1ST END
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD CLASS3A ALL ENDS
THREAD CLASS3B 2ND END
THREAD SERIES DESIGNATORUNF 2ND END
THREAD SERIES DESIGNATORUNJ 1ST END
THREAD QUANTITY PER INCH20 1ST END
VALVE OPERATION METHODAUTOMATIC


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