4820-01-017-4218 VALVE,CHECK Index 4820-01-017-4221 VALVE,BALL

National Stock Number:
4820-01-017-4219

Federal Supply Class:
4820

National Item Identification Number:
010174219

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:
1G12P8T3S8Z296DANFOSS FLUID POWER INC EASLEY OPN
CB57-4300697384TEXTRON SYSTEMS CORPORATION
CB57-43006PC2197384TEXTRON SYSTEMS CORPORATION


Techincal Specification:
DISK LOADING METHODSPRING
CONNECTION TYPETHREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
FLOW CONTROL DEVICEPISTON
MATERIALALUMINUM ALLOY BODY
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING PRESSURE2000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
MOUNTING FACILITYTHREADED FASTENER
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
OFFSET DISTANCE1.438 INCHES
OPENING PRESSURE SETTING150.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE40.0 GALLONS PER MINUTE
STYLE DESIGNATORCAPS W/OFFSET
THREAD CLASS2B ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORUNF ALL ENDS


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