2805-00-351-2517 PISTON,INTERNAL COMBUSTION ENGIN Index 4820-00-351-2531 SEAT,VALVE

National Stock Number:
4810-00-351-2525

Federal Supply Class:
4810

National Item Identification Number:
003512525

Description:
SEAT,VALVE

Detail:
A replaceable item designed to provide a circular 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.


Manufacturer Information:
1221522402250CURTISS-WRIGHT CONTROLS INTEGRATED SENSING, INC.
122152240DKH2EVANS LEE INC
KW1522402250CURTISS-WRIGHT CONTROLS INTEGRATED SENSING, INC.


Techincal Specification:
BODY INSIDE DIAMETER0.546 INCHES NOMINAL
BODY OUTSIDE DIAMETER0.727 INCHES NOMINAL
FLANGE DIAMETER0.887 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.193 INCHES NOMINAL
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPEFLAT
SPECIAL FEATURESPASSIVATE PER KES-0250
SURFACE TREATMENTPASSIVATE OVERALL
UNDER FLANGE HEIGHT0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM


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