1660-00-456-8571 HOUSING,VALVE Index 4820-00-456-8576 SEAT,VALVE

National Stock Number:
4820-00-456-8575

Federal Supply Class:
4820

National Item Identification Number:
004568575

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:
311903-359364HONEYWELL INTERNATIONAL INC.
311903-399193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
STYLE DESIGNATORPLAIN FLANGED
BODY OUTSIDE DIAMETER0.264 INCHES MINIMUM AND
0.269 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT0.190 INCHES NOMINAL
UNDER FLANGE HEIGHT0.107 INCHES MINIMUM AND
0.113 INCHES MAXIMUM
MATERIALSTEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG29.500 MINIMUM AND
30.500 MAXIMUM
THE MANUFACTURERS DATA
MANUFACTURERS CODE59364
DESIGN CONTROL REFERENCE311903-3


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