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Part Number

Part Number:
NSN:
NIIN:
Item Name:
VALVE , CHECK

Definition:

A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.

CAGE Information

Code Company
26512 NORTHROP GRUMMAN SYSTEMS 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
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 4.000 INCHES ALL ENDS
BBJX MOUNTING POSITION HORIZONTAL
CQJX NOMINAL THREAD SIZE 4.000 INCHES ALL ENDS
THSD THREAD SERIES DESIGNATOR UNF ALL ENDS
AQLR VALVE OPERATION METHOD AUTOMATIC
STYL STYLE DESIGNATOR STRAIGHT THRU
AAJD THREAD CLASS 2A ALL ENDS
ADQU FLOW CONTROL DEVICE DISK
MATT MATERIAL STEEL CORROSION RESISTING BODY
AAJF THREAD DIRECTION RIGHT-HAND ALL ENDS
AWLS CONNECTION TYPE THREADED INTERNAL TUBE ALL ENDS
ADSU DISK LOADING METHOD SPRING
AHNC CONNECTION STYLE PLAIN, OPTIONAL END (PIPE) ALL ENDS

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