4820-01-268-0594 VALVE,SAFETY RELIEF Index 4820-01-268-0596 VALVE,SAFETY RELIEF

National Stock Number:
4820-01-268-0595

Federal Supply Class:
4820

National Item Identification Number:
012680595

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:
18252-F(17PSI)72352CURTISS-WRIGHT FLOW CONTROL CORPORATION
1856M-OL-1/2X3/4-17PSI72352CURTISS-WRIGHT FLOW CONTROL CORPORATION
1896M-OL-1/2X3/4-17PSI(SPCLN)72352CURTISS-WRIGHT FLOW CONTROL CORPORATION


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) 1ST END
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
CONNECTION TYPETHREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) 2ND END
CRITICALITY CODE JUSTIFICATIONZZZY
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEDISK
MATERIALCOPPER ALLOY OVERALL
MAXIMUM OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP450.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
NOMINAL THREAD SIZE0.500 INCHES 1ST END
NOMINAL THREAD SIZE0.750 INCHES 2ND END
OPENING PRESSURE SETTING17.0 POUNDS PER SQUARE INCH
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SPECIFICATION/STANDARD DATA96906-MIL-STD-129 GOVERNMENT STANDARD AND 96906-MIL-STD-767 GOVERNMENT STANDARD AND 96906-AOR-767-1 GOVERNMENT STANDARD AND 81349-MIL-I-45208 GOVERNMENT SPECIFICATION
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND 1ST END
THREAD DIRECTIONRIGHT-HAND 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
THREAD SERIES DESIGNATORNPT 2ND END


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