4820-01-420-4121 VALVE,STOP-CHECK Index 4820-01-420-4123 VALVE,CHECK

National Stock Number:
4820-01-420-4122

Federal Supply Class:
4820

National Item Identification Number:
014204122

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:
157A PLC-1170199565ADMIRAL VALVE LLC
PLC-1170199565ADMIRAL VALVE LLC


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+1500.0 TO 3500.0 POUNDS PER SQUARE INCH
CONNECTION STYLESOCKET (TUBE) ALL ENDS
CONNECTION TYPEUNTHREADED INTERNAL TUBE ALL ENDS
FLOW CONTROL DEVICEBALL
MATERIALNICKEL ALLOY BODY
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.855 INCHES SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED1.330 INCHES FIRST END
OPERATING PRESSURE6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
SPECIAL FEATURESPOLYTETRAFLUOROETHYLENE O-RINGS; 0.156 IN. BALL ORIFICE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE


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