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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
16497 DRESSER INC. DBA DRESSER EQUIPMENT G

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
CBBL FEATURES PROVIDED VALVE STEM LOCK SHIELD
CBBL FEATURES PROVIDED VALVE STEM LOCK SHIELD
ARKN FLANGE SHAPE ROUND WITH HOLES 2ND END
CCFG VALVE SIZE 2.500 INCHES
CWDF FLANGE FACE DESIGN PLAIN 2ND END
ADST BONNET ATTACHMENT METHOD BOLTED
AECS BOLT HOLE QUANTITY 8 1ST END
CWCQ BOLT HOLE NOMINAL DIAMETER 0.812 INCHES 1ST END
CWCQ BOLT HOLE NOMINAL DIAMETER 0.812 INCHES 2ND END
CWCK NOMINAL THICKNESS 1.125 INCHES 1ST END
CSDC OPENING PRESSURE SETTING 630.0 POUNDS PER SQUARE INCH
ADQU FLOW CONTROL DEVICE DISK
CWCD NOMINAL OUTSIDE DIAMETER 8.688 INCHES 2ND END
AQLR VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CWCT BOLT CIRCLE NOMINAL DIAMETER 7.125 INCHES 2ND END
AWLS CONNECTION TYPE FLANGE 1ST END
STYL STYLE DESIGNATOR ERR-090
CWCT BOLT CIRCLE NOMINAL DIAMETER 5.875 INCHES 1ST END
CWCL FIRST CONNECTION FACE TO CENTERLINE DISTANCE 6.000 INCHES
ADSU DISK LOADING METHOD SPRING
ADSY VALVE DISCHARGE FLOW RATE 49500.0 POUNDS PER HOUR
AECS BOLT HOLE QUANTITY 9 2ND END
CWDH RAISED FACE NOMINAL HEIGHT 0.250 INCHES 1ST END
CWDL RAISED FACE NOMINAL DIAMETER 4.125 INCHES 1ST END
CWCK NOMINAL THICKNESS 0.750 INCHES 2ND END
CWDF FLANGE FACE DESIGN RAISED STRAIGHT 1ST END
CWCD NOMINAL OUTSIDE DIAMETER 7.500 INCHES 1ST END
CWCR SECOND CONNECTION FACE TO CENTERLINE DISTANCE 5.312 INCHES
ADSR BONNET TYPE EXPOSED SPRING
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END
AWLS CONNECTION TYPE FLANGE 2ND END

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