4820-01-317-2741 VALVE,CHECK Index 4820-01-317-2743 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-317-2742

Federal Supply Class:
4820

National Item Identification Number:
013172742

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:
S665-12-1/2 D286768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT
S665-12-1/2D209990PARKER-HANNIFIN CORPORATION


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
VALVE OPERATION METHODAUTOMATIC
MATERIALALUMINUM ALLOY BODY
STEEL COMP 303 FLOW CONTROL DEVICE
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE3100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP225.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.500 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODTHREADED
ADJUSTABLE PRESSURE RANGE2000.0 TO 3100.0 POUNDS PER SQUARE INCH


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