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:
ADJUSTABLE PRESSURE RANGE+50.0 TO 2000.0 POUNDS PER SQUARE INCH
CONNECTION STYLEPLAIN (SCREW-IN CARTRIDGE) ALL ENDS
CONNECTION TYPETHREADED CARTRIDGE ALL ENDS
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALSTEEL BODY
MAXIMUM OPERATING PRESSURE3500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
MOUNTING FACILITYPANEL
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS
SPECIAL FEATURESSCREW ADJUSTING STYLE WITH LOCKNUT
VALVE DISCHARGE FLOW RATE15.0 POUNDS PER HOUR
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSCREW-IN CARTRIDGE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPTF ALL ENDS


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