4820-00-163-5179 VALVE,SAFETY RELIEF Index 4820-00-163-5181 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-163-5180

Federal Supply Class:
4820

National Item Identification Number:
001635180

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:
A4780015187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
RECESS NOMINAL DEPTH0.062 INCHES 1ST END
RENEWABLE SEAT RING TYPETHREADED
BONNET TYPEEXPOSED SPRING
BONNET ATTACHMENT METHODBOLTED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING1350.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT
THE MANUFACTURERS DATA
MANUFACTURERS CODE15187
DESIGN CONTROL REFERENCEA47800
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
VALVE SIZE2.500 INCHES
FLOW CONTROL DEVICEDISK
VALVE DISCHARGE FLOW RATE59900.0 POUNDS PER HOUR
FLANGE SHAPEROUND WITH HOLES 1ST END
ROUND WITH HOLES 2ND END
NOMINAL OUTSIDE DIAMETER9.625 INCHES 1ST END
10.000 INCHES 2ND END
NOMINAL THICKNESS1.688 INCHES 1ST END
1.188 INCHES 2ND END
BOLT HOLE QUANTITY8 1ST END
8 2ND END
BOLT HOLE NOMINAL DIAMETER1.125 INCHES 1ST END
0.875 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER7.500 INCHES 1ST END
7.875 INCHES 2ND END
FLANGE FACE DESIGNRECESSED STRAIGHT 1ST END
RAISED STRAIGHT 2ND END
RAISED FACE NOMINAL HEIGHT0.062 INCHES 2ND END
RAISED FACE NOMINAL DIAMETER6.188 INCHES 2ND END
RECESS NOMINAL DIAMETER8.750 INCHES 1ST END


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