4820-01-077-7207 VALVE,CHECK Index 4820-01-077-7209 VALVE,BALL

National Stock Number:
4820-01-077-7208

Federal Supply Class:
4820

National Item Identification Number:
010777208

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:
06181-00515187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
329520953711NAVAL SEA SYSTEMS COMMAND
3295209 REVE PC557 7-1/2PSI15187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
3295209PC55753711NAVAL SEA SYSTEMS COMMAND
4600 343 00076371MECHANICAL EQUIPMENT COMPANY, INC.
BGSGG01SDE5P967DANTE VALVE COMPANY
BGSGG01SDE65079DANCO VALVE COMPANY
H-618115187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
HH-215187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
BOLT CIRCLE NOMINAL DIAMETER0.562 INCHES 1ST END
BOLT HOLE NOMINAL DIAMETER2.812 INCHES 1ST END
BOLT HOLE QUANTITY4 1ST END
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING 2ND END
CONNECTION TYPEFLANGE 1ST END
CONNECTION TYPEUNTHREADED INTERNAL PIPE 2ND END
FIRST CONNECTION FACE TO CENTERLINE DISTANCE4.875 INCHES
FLANGE FACE DESIGNPLAIN 1ST END
FLANGE SHAPEROUND WITH HOLES 1ST END
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP425.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER3.812 INCHES 1ST END
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES 2ND END
NOMINAL THICKNESS0.438 INCHES 1ST END
OPENING PRESSURE SETTING7.5 POUNDS PER SQUARE INCH
SECOND CONNECTION FACE TO CENTERLINE DISTANCE3.031 INCHES
STYLE DESIGNATORANGLE FLANGED ENDS
VALVE SIZE0.750 INCHES
VALVE OPERATION METHODAUTOMATIC OR MANUAL


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