4730-00-202-8251 PLUG,PIPE Index 4820-00-202-8261 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-202-8260

Federal Supply Class:
4820

National Item Identification Number:
002028260

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:
6619101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
6619175954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
FACE TO FACE DISTANCE3.375 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE3.750 INCHES
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE900.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP150.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPEFLANGE 1ST END
FLANGE 2ND END
FLANGE SHAPEROUND WITH HOLES 1ST END
ROUND WITH HOLES 2ND END
NOMINAL OUTSIDE DIAMETER4.875 INCHES 1ST END
4.250 INCHES 2ND END
BOLT HOLE QUANTITY4 1ST END
4 2ND END
BOLT HOLE NOMINAL DIAMETER0.687 INCHES 1ST END
0.562 INCHES 2ND END
BOLT CIRCLE NOMINAL DIAMETER3.500 INCHES 1ST END
3.125 INCHES 2ND END
FLANGE FACE DESIGNRAISED STRAIGHT 1ST END
PLAIN 2ND END
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE558.0 TO 677.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE


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