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Part Number

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

Definition:

A REPLACEABLE ITEM DESIGNED TO PROVIDE A STATIONARY SEATING SURFACE FOR A MATING, MOVEABLE ITEM SUCH AS A VALVE DISK OR THE LIKE. THE BODY MAY HAVE A FLANGE OF VARIOUS SHAPES. FOR DIESEL AND GASOLINE RECIPROCATING ENGINES, SEE INSERT, ENGINE VALVE SEAT.

CAGE Information

Code Company
63686 THE WALWORTH COMPANY

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
AJRM UNDER FLANGE HEIGHT 0.312 INCHES NOMINAL
AJRF FLANGE SEAT TO DISK END HEIGHT 0.108 INCHES NOMINAL
ABKK FLANGE DIAMETER 0.937 INCHES NOMINAL
CQFM HARDNESS RATING NOT RATED
STYL STYLE DESIGNATOR THREADED FLANGED
CQKM SEATING SURFACE SHAPE FLAT
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATT MATERIAL NICKEL ALLOY OVERALL
ADAS BODY INSIDE DIAMETER 0.500 INCHES NOMINAL

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