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Part Number

Part Number:
NSN:
NIIN:
Item Name:
VALVE , SAFETY RELIEF

Definition:

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.

CAGE Information

Code Company
25573 ENTWISTLE CO THE KENETT HYDRAULIC SY

Federal Supply Class

Title

VALVES, NONPOWERED

Inclusions:

INCLUDES AUTOMATIC NONPOWERED VALVES; GATE, GLOBE, ANGLE, CHECK, AND RELIEF VALVES; COCKS.

Exclusions:

EXCLUDES FIRE HYDRANTS (FSC 4210); SPRINKLER HEADS (FSC 4210); VALVES SPECIFICALLY DESIGNED FOR USE WITH FIRE FIGHTING EQUIPMENT (FSC 4210); PLUMBING EQUIPMENT, AND THE LIKE (FSC 4540).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AEHZ MAXIMUM OPERATING TEMP -40.0 DEG FAHRENHEIT 1ST RESPONSE
MEDA MEDIA FOR WHICH DESIGNED ACETYLENE 1ST RESPONSE
THSD THREAD SERIES DESIGNATOR UNJF 1ST END
AQLR VALVE OPERATION METHOD AUTOMATIC
CQRB SEAT ANGLE 37.0 DEGREES 1ST END
MEDA MEDIA FOR WHICH DESIGNED AIR 2ND RESPONSE
AAJD THREAD CLASS 3A 1ST END
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
CQJX NOMINAL THREAD SIZE 0.438 INCHES 1ST END
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
MEDA MEDIA FOR WHICH DESIGNED GAS, INERT 3RD RESPONSE
STYL STYLE DESIGNATOR ERR-090
MATT MATERIAL STEEL CORROSION RESISTING BODY
ADQU FLOW CONTROL DEVICE POPPET
ADSU DISK LOADING METHOD SPRING
AEHZ MAXIMUM OPERATING TEMP 280.0 DEG FAHRENHEIT 2ND RESPONSE
AHNC CONNECTION STYLE ERR-090 ERR-100
CQGM MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CSDC OPENING PRESSURE SETTING 20.0 POUNDS PER SQUARE INCH
MEDA MEDIA FOR WHICH DESIGNED HYDROGEN 4TH RESPONSE
MEDA MEDIA FOR WHICH DESIGNED REFRIGERANT 12 5TH RESPONSE

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