3120-01-146-9860 BUSHING,SLEEVE Index 4820-01-146-9862 SEAT,VALVE

National Stock Number:
4820-01-146-9861

Federal Supply Class:
4820

National Item Identification Number:
011469861

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:
3985886184GRISWOLD INDUSTRIES
39858G86184GRISWOLD INDUSTRIES


Techincal Specification:
BODY INSIDE DIAMETER1.500 INCHES NOMINAL
FLANGE DIAMETER2.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.200 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE1.750 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.425 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
UNDER FLANGE HEIGHT1.175 INCHES NOMINAL


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