5940-00-331-3536 TERMINAL,STUD Index 5340-00-331-3539 CAP,PROTECTIVE,DUST AND MOISTUR

National Stock Number:
4820-00-331-3537

Federal Supply Class:
4820

National Item Identification Number:
003313537

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:
163459375RGI INC
65A81C103730003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
P66-67391816CIRCOR AEROSPACE, INC.


Techincal Specification:
STYLE DESIGNATORSTRAIGHT THRU
VALVE OPERATION METHODAUTOMATIC
MATERIALCOPPER ALLOY BODY
STEEL CORROSION RESISTING FLOW CONTROL DEVICE
COPPER ALLOY SEAT
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
FUEL/OIL, HYDROCARBON 2ND RESPONSE
NITROGEN, GASEOUS 3RD RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE 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 ACCOMMODATED0.250 INCHES 1ST END
0.250 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.250 INCHES 1ST END
0.250 INCHES 2ND END
THREAD QUANTITY PER INCH18 1ST END
18 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING20.0 POUNDS PER SQUARE INCH
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE30003
MFR SOURCE CONTROLLING REFERENCE65A81C1037


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