4820-01-022-3870 VALVE,SAFETY RELIEF Index 5930-01-022-3875 SWITCH,PRESSURE

National Stock Number:
4820-01-022-3871

Federal Supply Class:
4820

National Item Identification Number:
010223871

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:
S665-12-1/4SS2209990PARKER-HANNIFIN CORPORATION
S665-12-1/4SS2286768TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
STEEL FLOW CONTROL DEVICE
RUBBER CHLOROPRENE CLASS CR SEAT
SURFACE TREATMENTPASSIVATE
FLOW CONTROL DEVICEPOPPET
MAXIMUM OPERATING PRESSURE3100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP300.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE4.0 GALLONS PER MINUTE
POWER DRIVE OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH NOMINAL
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
RENEWABLE SEAT RING TYPEPRESSED-IN
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING2600.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE2000.0 TO 3100.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE


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