4810-01-352-3716 VALVE,SAFETY RELIEF Index 4820-01-352-3718 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-352-3717

Federal Supply Class:
4820

National Item Identification Number:
013523717

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:
RASP21S20-6P09990PARKER-HANNIFIN CORPORATION


Techincal Specification:
STYLE DESIGNATORSCREW-IN CARTRIDGE
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL BODY
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE3500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE15.0 POUNDS PER HOUR
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
CONNECTION STYLEPLAIN (SCREW-IN CARTRIDGE) ALL ENDS
THREAD SERIES DESIGNATORNPTF ALL ENDS
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE50.0 TO 2000.0 POUNDS PER SQUARE INCH
MOUNTING FACILITYPANEL
SPECIAL FEATURESSCREW ADJUSTING STYLE WITH LOCKNUT


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