4820-00-289-1144 VALVE,SAFETY RELIEF Index 4820-00-289-1150 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-289-1147

Federal Supply Class:
4820

National Item Identification Number:
002891147

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:
3-4FIG86-11001343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
86-12501343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
F1G105C-3-4IN11075336F.C.KINGSTON CO. DBA STORM MANUFACTURING
FIG119C-3-4IN11075336F.C.KINGSTON CO. DBA STORM MANUFACTURING


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC OR
MANUAL
MATERIALCOPPER ALLOY BODY
COPPER ALLOY FLOW CONTROL DEVICE
COPPER ALLOY SEAT
STEEL STEM
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION STYLEPLAIN (PIPE) 1ST END
NOMINAL PIPE SIZE ACCOMMODATED0.750 INCHES 1ST END
THREAD SERIES DESIGNATORNPT 1ST END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
THREAD DIRECTIONRIGHT-HAND 1ST END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING110.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDVALVE STEM LOCK SHIELD


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