4820-01-018-1720 VALVE,CHECK Index 4820-01-018-1723 VALVE,RESTRICTOR CHECK

National Stock Number:
4820-01-018-1722

Federal Supply Class:
4820

National Item Identification Number:
010181722

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:
99AD1679-13-10111945AIR-DRAULICS CO
CT-06-F-4062983EATON AEROSPACE, LLC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1500.0 TO 3000.0 POUNDS PER SQUARE INCH
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODBOLTED
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
DISK LOADING METHODSPRING
FEATURES PROVIDEDBONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPISTON
MATERIALIRON CAST BODY
MATERIALSTEEL FLOW CONTROL DEVICE
MATERIALSTEEL SEAT
MAXIMUM OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDOIL, HYDRAULIC SINGLE RESPONSE
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS
RENEWABLE SEAT RING TYPEPRESSED-IN
STYLE DESIGNATORCROSS
SURFACE TREATMENTPAINT
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE45.0 GALLONS PER MINUTE


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