4820-00-142-1547 VALVE,SAFETY RELIEF Index 4730-00-142-1556 CLAMP,HOSE

National Stock Number:
4820-00-142-1548

Federal Supply Class:
4820

National Item Identification Number:
001421548

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:
20151PS41M01343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20151PS41M15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
FIG1741FDWG20151CID88311267701343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
FIG1741FDWG20151CID88311267715187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE+121.0 TO 135.0 POUNDS PER SQUARE INCH
BOLT CIRCLE NOMINAL DIAMETER3.375 INCHES ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY4 ALL ENDS
BONNET ATTACHMENT METHODBOLTED
BONNET TYPEINSIDE SPRING
CONNECTION TYPEFLANGE ALL ENDS
FEATURES PROVIDEDVALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
FLANGE FACE DESIGNPLAIN ALL ENDS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
MATERIALNICKEL ALLOY SEAT
MATERIALNICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
PROPRIETARY CHARACTERISTICSPACS
MAXIMUM OPERATING TEMP425.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDWATER, SALT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER4.500 INCHES ALL ENDS
NOMINAL THICKNESS0.438 INCHES ALL ENDS
RENEWABLE SEAT RING TYPETHREADED
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.250 INCHES
VALVE OPERATION METHODAUTOMATIC OR MANUAL
VALVE SIZE1.250 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS


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