5330-00-291-6665 GASKET Index 8315-00-291-6671 BINDING,TEXTILE

National Stock Number:
4820-00-291-6670

Federal Supply Class:
4820

National Item Identification Number:
002916670

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:
1478-3-338056ASHCROFT INC
342C722H0197942NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
COPPER ALLOY SEAT
FLOW CONTROL DEVICEDISK
MAXIMUM OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP406.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE297.0 GALLONS PER MINUTE
CONNECTION TYPETHREADED INTERNAL PIPE 1ST END
THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED3.000 INCHES 1ST END
3.000 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE3.000 INCHES 1ST END
3.000 INCHES 2ND END
THREAD QUANTITY PER INCH8 1ST END
8 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING85.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDBONNET PACKING AND
PRESSURE TIGHT OUTLET SIDE


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