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Part Number

Part Number:
NSN:
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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
34889 HUNT VALVE COMPANY INC DBA UNION FLO

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 COMP 303 FLOW CONTROL DEVICE
AEHZ MAXIMUM OPERATING TEMP 425.0 DEG FAHRENHEIT 1ST RESPONSE
MATT MATERIAL STEEL COMP 303 SEAT
AEHZ MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT 2ND RESPONSE
AQLR VALVE OPERATION METHOD AUTOMATIC
AHNC CONNECTION STYLE SOCKET WITH BRAZING RING ERR-100
ADQU FLOW CONTROL DEVICE DISK
STYL STYLE DESIGNATOR ERR-090
CQGM MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
CQGM MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MATT MATERIAL STEEL COMP 303 STEM
AWLS CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
AAAR NOMINAL PIPE SIZE ACCOMMODATED 1.250 INCHES ALL ENDS
CQCY ADJUSTABLE PRESSURE RANGE +18.0/+22.0 POUNDS PER SQUARE INCH
MATT MATERIAL COPPER ALLOY 922 BODY

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