3040-01-385-9177 AXLE,SHOULDERED Index 4320-01-385-9179 PUMP,ROTARY

National Stock Number:
4820-01-385-9178

Federal Supply Class:
4820

National Item Identification Number:
013859178

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:
12811415187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
DS-J-61052-915187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP
DS-J-61052-9 PC.NO.215187EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP


Techincal Specification:
STYLE DESIGNATORTHREADED FLANGED
FLANGE DIAMETER6.188 INCHES NOMINAL
BODY INSIDE DIAMETER4.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.781 INCHES NOMINAL
UNDER FLANGE HEIGHT7.622 INCHES NOMINAL
MATERIALSTEEL COMP 316 SEAT
SEATING SURFACE SHAPERADIAL
SEAT RADIUS0.312 INCHES NOMINAL
THREAD SERIES DESIGNATORUN FIRST THREADED PORTION
UN SECOND THREADED PORTION
NOMINAL THREAD SIZE3.875 INCHES FIRST THREADED PORTION
4.500 INCHES SECOND THREADED PORTION
THREAD QUANTITY PER INCH16 FIRST THREADED PORTION
12 SECOND THREADED PORTION
THREAD CLASS2A FIRST THREADED PORTION
2A SECOND THREADED PORTION
THREAD LENGTH0.875 INCHES NOMINAL FIRST THREADED PORTION
0.875 INCHES NOMINAL SECOND THREADED PORTION


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