4820-00-334-3866 DISK,VALVE Index 4820-00-334-3868 DISK,VALVE

National Stock Number:
4820-00-334-3867

Federal Supply Class:
4820

National Item Identification Number:
003343867

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:
4448853059SPIRAX SARCO INC


Techincal Specification:
STYLE DESIGNATORTHREADED FLANGED
FLANGE DIAMETER1.300 INCHES NOMINAL
BODY INSIDE DIAMETER0.090 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.530 INCHES NOMINAL
UNDER FLANGE HEIGHT0.350 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
SEATING SURFACE SHAPEFLAT
SEAL ACCOMMODATION TYPEGROOVED
THREAD SERIES DESIGNATORUNEF SINGLE THREADED PORTION
NOMINAL THREAD SIZE0.875 INCHES SINGLE THREADED PORTION
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.345 INCHES NOMINAL SINGLE THREADED PORTION
SPECIAL FEATURESFOUR STUDS EQUALLY SPACED ON FLANGE TOP


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