4820-01-300-9063 SEAT,VALVE Index 4820-01-300-9065 SEAT,VALVE

National Stock Number:
4820-01-300-9064

Federal Supply Class:
4820

National Item Identification Number:
013009064

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:
30099 5IN PIECE 814959CRANE CO DIV VALVE DIV


Techincal Specification:
BODY INSIDE DIAMETER5.250 INCHES NOMINAL
FLANGE DIAMETER5.938 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A351 GR.CF-8M ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIALSTEEL CORROSION RESISTING OVERALL
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS3A SINGLE THREADED PORTION
THREAD LENGTH0.938 INCHES NOMINAL SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD QUANTITY PER INCH11-1/2 SINGLE THREADED PORTION
UNDER FLANGE HEIGHT2.000 INCHES NOMINAL


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