4730-00-439-9798 COUPLING,TUBE Index 4820-00-439-9808 VALVE,GLOBE

National Stock Number:
4820-00-439-9807

Federal Supply Class:
4820

National Item Identification Number:
004399807

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:
2509CB376-289074STANSTEEL CORP A SUB OF ALLIS-CHALMERS CORP


Techincal Specification:
MANUFACTURERS CODE89074
DESIGN CONTROL REFERENCE2509CB376-2
STYLE DESIGNATORANGLE
VALVE OPERATION METHODMANUAL OR
AUTOMATIC
MATERIALCOPPER ALLOY BODY
PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
COPPER ALLOY SEAT
COPPER ALLOY STEM
MEDIA FOR WHICH DESIGNEDOXYGEN, LIQUID SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE75.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 1ST END
PLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.500 INCHES 1ST END
0.500 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODINTEGRAL
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING75.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY HYDROCARBON DECONTAMINATED FOR LIQUID-OXYGEN SERVICE
CRITICALITY CODE JUSTIFICATIONZZZY
THE MANUFACTURERS DATA


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