4820-00-689-1342 VALVE,BALL Index 4730-00-689-1346 CROSS,TUBE TO BOSS

National Stock Number:
4820-00-689-1345

Federal Supply Class:
4820

National Item Identification Number:
006891345

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:
11241713-217773BALLISTIC MISSILE DEFENSE SYSTEMS COMMAND
5159T1-3MP-20091816CIRCOR AEROSPACE, INC.


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION TYPETHREADED INTERNAL PIPE SECOND END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 316/SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 316 OVERALL
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDACETYLENE SECOND RESPONSE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
MEDIA FOR WHICH DESIGNEDAMMONIA, GASEOUS THIRD RESPONSE
MEDIA FOR WHICH DESIGNEDHYDROGEN FIFTH RESPONSE
MEDIA FOR WHICH DESIGNEDREFRIGERANT 12 FOURTH RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES SECOND END
NOMINAL THREAD SIZE0.375 INCHES FIRST END
NOMINAL THREAD SIZE0.375 INCHES SECOND END
OPENING PRESSURE SETTING200.0 POUNDS PER SQUARE INCH
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END
THREAD QUANTITY PER INCH18 SECOND END


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