4820-01-091-1304 VALVE,SAFETY RELIEF Index 4820-01-091-1306 VALVE,BALL

National Stock Number:
4820-01-091-1305

Federal Supply Class:
4820

National Item Identification Number:
010911305

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:
562TIP-2MP-591816CIRCOR AEROSPACE, INC.
562TP-2MP-591816CIRCOR AEROSPACE, INC.
C947081755LOCKHEED MARTIN CORPORATION
C9470-181755LOCKHEED MARTIN CORPORATION


Techincal Specification:
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
MAXIMUM OPERATING TEMP300.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAZINE SINGLE RESPONSE
NOMINAL THREAD SIZE0.250 INCHES FIRST END
NOMINAL THREAD SIZE0.250 INCHES SECOND END
OPENING PRESSURE SETTING5.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES1.625 IN. O/A LENGTH,0.750 DIA HEX BODY
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
SURFACE TREATMENTPASSIVATE LOCATION NOT OTHERWISE SPECIFIED
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORNPT FIRST END
THREAD SERIES DESIGNATORNPT SECOND END


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