3120-01-022-3869 BEARING,WASHER,THRUST Index 4820-01-022-3871 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-022-3870

Federal Supply Class:
4820

National Item Identification Number:
010223870

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:
13-213-0872219AALBERTS INTEGRATED PIPING SYSTEMS AMERICAS, INC.
9256861495JAYELL CO
FIGURE116861495JAYELL CO


Techincal Specification:
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEDISK
OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE
OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALCOPPER ALLOY BODY
MATERIALCOPPER ALLOY STEM
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MATERIALRUBBER CHLOROPRENE CLASS CR SEAT
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES SECOND END
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES FIRST END
NOMINAL THREAD SIZE1.250 INCHES SECOND END
NOMINAL THREAD SIZE1.250 INCHES FIRST END
OPENING PRESSURE SETTING15.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
VALVE DISCHARGE FLOW RATE1200.0 POUNDS PER HOUR
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END


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