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National Stock Number (NSN) Output Data

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
M978 81833 A 3 2 5 SB

CAGE Information

Code Company
81833 TRANSDIGM INC DBA AEROCONTROLEX

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
CWDF FLANGE FACE DESIGN PLAIN 1ST END
AECS BOLT HOLE QUANTITY 8 1ST END
ADQU FLOW CONTROL DEVICE DISK
MEDA MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
AWLS CONNECTION TYPE FLANGE 1ST END
ADSU DISK LOADING METHOD SPRING
CQGM MAXIMUM OPERATING PRESSURE 10.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END

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