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Part Number

Part Number:
NSN:
NIIN:
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
03958 MINDECO CORP

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
CCFG VALVE SIZE 5.000 INCHES
MATT MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
MATT MATERIAL COPPER ALLOY 836 BODY
AWLS CONNECTION TYPE FLANGE ALL ENDS
ADSR BONNET TYPE OUTSIDE SCREW-YOKE
ADST BONNET ATTACHMENT METHOD BOLTED
CWDF FLANGE FACE DESIGN PLAIN ALL ENDS
BBJX MOUNTING POSITION VERTICAL
SUPP SUPPLEMENTARY FEATURES OPTIONAL FLOW CONTROL DEVICE: STEM
STYL STYLE DESIGNATOR STRAIGHT THRU FLANGED ENDS
ADQU FLOW CONTROL DEVICE DISK
AQLR VALVE OPERATION METHOD MANUAL
CWCK NOMINAL THICKNESS 0.938 INCHES ALL ENDS
CWCF FACE TO FACE DISTANCE 14.000 INCHES
ADSU DISK LOADING METHOD WEIGHT
ARKN FLANGE SHAPE ROUND ALL ENDS
CWCD NOMINAL OUTSIDE DIAMETER 10.000 INCHES ALL ENDS
MATT MATERIAL COPPER ALLOY 836 SEAT

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