3120-00-930-4073 BEARING,PLAIN,SELF-ALIGNING Index 4720-00-930-4075 HOSE,NONMETALLIC

National Stock Number:
4820-00-930-4074

Federal Supply Class:
4820

National Item Identification Number:
009304074

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:
1159381819204ARMY, UNITED STATES DEPARTMENT OF THE
1159381822852SPALLA INC
4820009304074A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
1757000G1005SIELMAN S.A.


Techincal Specification:
CONNECTION STYLEDOUBLE THREADED SECTION BOSS FITTING GASKET WITH LOCKNUT SEALING (BOSS) FIRST END
CONNECTION STYLEFLARELESS (TUBE) SECOND END
CONNECTION STYLEFLARELESS (TUBE) THIRD END
CONNECTION TYPETHREADED EXTERNAL BOSS FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE THIRD END
CONNECTION TYPETHREADED EXTERNAL TUBE SECOND END
DISK LOADING METHODSPRING
FLOW CONTROL DEVICEPOPPET
OPERATING PRESSURE900.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALSTEEL BODY
NOMINAL THREAD SIZE0.500 INCHES THIRD END
NOMINAL THREAD SIZE0.875 INCHES FIRST END
NOMINAL THREAD SIZE0.938 INCHES SECOND END
SPECIAL FEATURESMEASURES 4.782 IN.L X 1.625 IN.W X 3.188 IN.H.VALVE HAS NO EXTERNAL CONTROL.CONSISTS OF:BODY,P/N 11593812;PLUNGER,P/N 11593815;GUIDE,P/N 11593817;SPRING,P/N 11593816;NUT,P/N 10905311;SEAT,P/N 11593813
VALVE DISCHARGE FLOW RATE7.0 GALLONS PER MINUTE
VALVE OPERATION METHODAUTOMATIC
STYLE DESIGNATORANGLE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,CLASS 3,TYPE II FED SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
SURFACE TREATMENTCADMIUM LOCATION NOT OTHERWISE SPECIFIED
THREAD CLASS2A FIRST END
THREAD CLASS2A SECOND END
THREAD CLASS2A THIRD END
THREAD DIRECTIONRIGHT-HAND FIRST END
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND THIRD END
THREAD SERIES DESIGNATORUN SECOND END
THREAD SERIES DESIGNATORUNEF FIRST END
THREAD SERIES DESIGNATORUNF THIRD END
THREAD QUANTITY PER INCH16 SECOND END


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