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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
99517 VACCO INDUSTRIES DIV VACCO

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
MATT MATERIAL STEEL CORROSION RESISTING OVERALL
MATT MATERIAL STEEL CORROSION RESISTING OVERALL
AQLR VALVE OPERATION METHOD AUTOMATIC
THSD THREAD SERIES DESIGNATOR NPT 1ST END
CQGM MAXIMUM OPERATING PRESSURE 500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CSDC OPENING PRESSURE SETTING 70.0 POUNDS PER SQUARE INCH
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
STYL STYLE DESIGNATOR ERR-090
AAJD THREAD CLASS 3B 1ST END
ADQU FLOW CONTROL DEVICE PISTON
AEHZ MAXIMUM OPERATING TEMP 80.0 DEG FAHRENHEIT SINGLE RESPONSE
CQJX NOMINAL THREAD SIZE 1.000 INCHES 1ST END
AWLS CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
AHNC CONNECTION STYLE ERR-090 ERR-100
MEDA MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE

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