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:
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF SEPARABLE SECTIONS.
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 316 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66,AISI 316/SAE 30316 FED STD SINGLE MATERIAL RESPONSE OVERALL
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDAIR 1ST RESPONSE
ACETYLENE 2ND RESPONSE
AMMONIA, GASEOUS 3RD RESPONSE
REFRIGERANT 12 4TH RESPONSE
HYDROGEN 5TH RESPONSE
MAXIMUM OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP250.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION TYPETHREADED EXTERNAL PIPE 1ST END
THREADED INTERNAL PIPE 2ND END
CONNECTION STYLEPLAIN (PIPE) 1ST END
PLAIN,OPTIONAL END(PIPE) 2ND END
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES 1ST END
0.375 INCHES 2ND END
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.375 INCHES 1ST END
0.375 INCHES 2ND END
THREAD QUANTITY PER INCH18 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING200.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE


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