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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
70876 BATH IRON WORKS CORPORATION

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 350.0 DEG FAHRENHEIT 2ND RESPONSE
AEHZ MAXIMUM OPERATING TEMP 350.0 DEG FAHRENHEIT 2ND RESPONSE
MATT MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
AEHZ MAXIMUM OPERATING TEMP 425.0 DEG FAHRENHEIT 1ST RESPONSE
CBBL FEATURES PROVIDED VALVE STEM LOCK SHIELD
MATT MATERIAL COPPER ALLOY STEM
MEDA MEDIA FOR WHICH DESIGNED AIR 2ND RESPONSE
ADQU FLOW CONTROL DEVICE DISK
AQLR VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CQGM MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MATT MATERIAL COPPER ALLOY BODY
STYL STYLE DESIGNATOR ERR-090
AAJF THREAD DIRECTION RIGHT-HAND ALL ENDS
MATT MATERIAL NICKEL ALLOY SEAT
AWLS CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
MEDA MEDIA FOR WHICH DESIGNED STEAM 1ST RESPONSE
ADSU DISK LOADING METHOD SPRING
CQGM MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
AAAR NOMINAL PIPE SIZE ACCOMMODATED 1.250 INCHES 1ST END
AHNC CONNECTION STYLE ERR-090 ERR-100
ADST BONNET ATTACHMENT METHOD UNION
CQCY ADJUSTABLE PRESSURE RANGE +4.0/+9.0 POUNDS PER SQUARE INCH
THSD THREAD SERIES DESIGNATOR NPT ALL ENDS
CQJX NOMINAL THREAD SIZE 1.250 INCHES ALL ENDS
ADSR BONNET TYPE EXPOSED SPRING

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