4820-00-287-2969 VALVE,SAFETY RELIEF Index 4820-00-287-2976 VALVE,SAFETY RELIEF

National Stock Number:
4820-00-287-2972

Federal Supply Class:
4820

National Item Identification Number:
002872972

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:
0020-D01-NC-007101343ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
M0DEL T75954KUNKLE INDUSTRIES INC LONERGAN VALVE DIV


Techincal Specification:
STYLE DESIGNATORANGLE
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY OVERALL
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDOIL, LUBRICATING, DIESTER BASE 1ST RESPONSE
WATER, FRESH 2ND RESPONSE
WATER, SALT 3RD RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP388.0 DEG FAHRENHEIT 1ST 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 ACCOMMODATED0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.750 INCHES 1ST END
0.750 INCHES 2ND END
THREAD QUANTITY PER INCH14 1ST END
14 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
BONNET TYPEINSIDE SPRING
BONNET ATTACHMENT METHODTHREADED
DISK LOADING METHODSPRING
ADJUSTABLE PRESSURE RANGE71.0 TO 100.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE


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