4820-00-036-0478 DISK,VALVE Index 4820-00-036-0490 SEAT,VALVE

National Stock Number:
4820-00-036-0488

Federal Supply Class:
4820

National Item Identification Number:
000360488

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:
059-345-00411672CRANE CO CRANE VALVE AND PARTS DIV
AL59345-213PC411672CRANE CO CRANE VALVE AND PARTS DIV


Techincal Specification:
BODY INSIDE DIAMETER23.375 INCHES NOMINAL
OVERALL HEIGHT1.000 INCHES NOMINAL
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE25.375 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORPLAIN THREADED
THREAD CLASS3A SINGLE THREADED PORTION
THREAD LENGTH0.750 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH8 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION


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