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Part Number:
NSN:
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Item Name:
VALVE , STOP-CHECK

Definition:

A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.

CAGE Information

Code Company
09032 TATE ANDALE, INC.

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 BONNET PACKING
ADSR BONNET TYPE INSIDE SCREW
AWLS CONNECTION TYPE FLANGE ALL ENDS
BBJX MOUNTING POSITION HORIZONTAL
CWDF FLANGE FACE DESIGN PLAIN ALL ENDS
STYL STYLE DESIGNATOR STRAIGHT THRU FLANGED ENDS
MDCL MATERIAL DOCUMENT AND CLASSIFICATION ASTM B164-61 ASSN STD SINGLE MATERIAL RESPONSE STEM
MEDA MEDIA FOR WHICH DESIGNED WATER, SALT SINGLE RESPONSE
ADQU FLOW CONTROL DEVICE DISK
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
CWCQ BOLT HOLE NOMINAL DIAMETER 0.531 INCHES 1ST END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
AQLR VALVE OPERATION METHOD MANUAL
CWCF FACE TO FACE DISTANCE 7.094 INCHES
CWCK NOMINAL THICKNESS 0.438 INCHES 1ST END
CQGM MAXIMUM OPERATING PRESSURE 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MATT MATERIAL COPPER ALLOY 922 FLOW CONTROL DEVICE
ADST BONNET ATTACHMENT METHOD THREADED
MATT MATERIAL NICKEL ALLOY STEM
ARKN FLANGE SHAPE ROUND 2ND END
CWCD NOMINAL OUTSIDE DIAMETER 6.625 INCHES 2ND END
CWCT BOLT CIRCLE NOMINAL DIAMETER 6.375 INCHES 1ST END
CCFG VALVE SIZE 3.000 INCHES
CWCD NOMINAL OUTSIDE DIAMETER 7.500 INCHES 1ST END
CWCK NOMINAL THICKNESS 0.500 INCHES 2ND END
MATT MATERIAL COPPER ALLOY 922 BODY
AECS BOLT HOLE QUANTITY 7 1ST END
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END

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