4730-00-239-0203 COUPLING,TUBE Index 5985-00-239-0206 COUPLER,DIRECTIONAL

National Stock Number:
4820-00-239-0205

Federal Supply Class:
4820

National Item Identification Number:
002390205

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:
252961806848HONEYWELL INTERNATIONAL INC
252961807213HONEYWELL AEROSPATIALE INC
252961859501UNISON INDUSTRIES LLC


Techincal Specification:
BODY STEPPED INSIDE DIAMETER0.090 INCHES NOMINAL SECOND STEP
BODY STEPPED INSIDE DIAMETER0.190 INCHES NOMINAL THIRD STEP
BODY STEPPED INSIDE DIAMETER0.240 INCHES NOMINAL FIRST STEP
FLANGE DIAMETER0.625 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.110 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.437 INCHES SINGLE THREADED PORTION
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORTHREADED FLANGED
THREAD LENGTH0.215 INCHES NOMINAL SINGLE THREADED PORTION
THREAD CLASS3A SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNJF SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.610 INCHES NOMINAL


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