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Part Number

Part Number:
NSN:
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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
0BR59 DRESSER-RAND COMPANY DBA STEAM TRBIN

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
AJRF FLANGE SEAT TO DISK END HEIGHT 0.312 INCHES NOMINAL
AJRM UNDER FLANGE HEIGHT 0.438 INCHES NOMINAL
ABQB TAPER MAJOR DIAMETER 1.625 INCHES NOMINAL
ABKK FLANGE DIAMETER 1.938 INCHES NOMINAL
MDCL MATERIAL DOCUMENT AND CLASSIFICATION MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE BODY
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-764,TYPE 416 FED SPEC SINGLE MATERIAL RESPONSE FACE
CQFM HARDNESS RATING NOT RATED
ABND TAPER LENGTH 0.438 INCHES NOMINAL
CQKM SEATING SURFACE SHAPE FLAT
ABQA TAPER MINOR DIAMETER 0.884 INCHES NOMINAL
STYL STYLE DESIGNATOR PLAIN FLANGED
ADAS BODY INSIDE DIAMETER 1.625 INCHES NOMINAL
ADAR BODY OUTSIDE DIAMETER 1.808 INCHES MINIMUM AND 1.810 INCHES MAXIMUM
MATT MATERIAL ROD,WELDING,SURFACING BODY
MATT MATERIAL STEEL FACE

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