5305-00-776-6884 SCREW,CAP,SOCKET HEAD Index 5950-00-776-6902 COIL,RADIO FREQUENCY

National Stock Number:
4820-00-776-6886

Federal Supply Class:
4820

National Item Identification Number:
007766886

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:
2739101359TRIUMPH THERMAL SYSTEMS - MARYLAND, INC.
5173A-4TB-35091816CIRCOR AEROSPACE, INC.
D8497-63-15RQL2DRS ENVIRONMENTAL SYSTEMS INC
8497-63-181336CHIEF OF ENGINEERS DEPT OF ARMY
5183A4TB35091816CIRCOR AEROSPACE, INC.
8497-63-197403CECOM LR CENTER
D8497-63-181336CHIEF OF ENGINEERS DEPT OF ARMY
D8497-63-192878HDT EXPEDITIONARY SYSTEMS INC
D8497-63-194833KECO INDUSTRIES INC.
D8497-63-197403CECOM LR CENTER


Techincal Specification:
ADJUSTABLE PRESSURE RANGE+265.0 TO 380.0 POUNDS PER SQUARE INCH
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEGASKET SEAL(BOSS) SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
CONNECTION TYPETHREADED INTERNAL BOSS SECOND END
DISK LOADING METHODSPRING
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIALALUMINUM ALLOY OVERALL
MAXIMUM OPERATING TEMP300.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNEDHYDRAULIC FLUID, SILICATE-ESTER BASE SINGLE RESPONSE
NOMINAL THREAD SIZE0.437 INCHES FIRST END
NOMINAL THREAD SIZE0.438 INCHES SECOND END
OPENING PRESSURE SETTING350.0 POUNDS PER SQUARE INCH
SEAT ANGLE37.0 DEGREES FIRST END
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORSTRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
SURFACE TREATMENTANODIZE LOCATION NOT OTHERWISE SPECIFIED
THREAD CLASS3A FIRST END
THREAD CLASS3B SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD SERIES DESIGNATORUNF SECOND END
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END


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