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:
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
VALVE OPERATION METHODAUTOMATIC
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
FLOW CONTROL DEVICEPOPPET
MEDIA FOR WHICH DESIGNEDHYDRAZINE SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP300.0 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
THREAD SERIES DESIGNATORNPT 1ST END
NPT 2ND END
NOMINAL THREAD SIZE0.250 INCHES 1ST END
0.250 INCHES 2ND END
THREAD DIRECTIONRIGHT-HAND 1ST END
RIGHT-HAND 2ND END
DISK LOADING METHODSPRING
OPENING PRESSURE SETTING5.0 POUNDS PER SQUARE INCH
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURES1.625 IN. O/A LENGTH,0.750 DIA HEX BODY


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