4820-00-336-5483 SEAT,VALVE Index 4820-00-336-5489 SEAT,VALVE

National Stock Number:
4820-00-336-5485

Federal Supply Class:
4820

National Item Identification Number:
003365485

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:
A46004-152PC411672CRANE CO CRANE VALVE AND PARTS DIV
A47031-154PC411672CRANE CO CRANE VALVE AND PARTS DIV


Techincal Specification:
BODY INSIDE DIAMETER22.125 INCHES NOMINAL
BODY OUTSIDE DIAMETER22.750 INCHES NOMINAL
FLANGE DIAMETER24.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.188 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541,VALVE CASTINGS MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORPLAIN FLANGED
UNDER FLANGE HEIGHT0.750 INCHES NOMINAL


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