4820-00-391-8178 CHAMBER,PISTON Index 4820-00-391-8182 SEAT,VALVE

National Stock Number:
4820-00-391-8180

Federal Supply Class:
4820

National Item Identification Number:
003918180

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:
AA22055PC22056-611859HUNT VALVE COMPANY, INC.
AA22055PC22056-623168HAMMEL DAHL INC
AA22056PC22056-611859HUNT VALVE COMPANY, INC.
AA22056PC22056-623168HAMMEL DAHL INC
AA22056PC22056-634889HUNT VALVE COMPANY INC
AA22055PC22056-634889HUNT VALVE COMPANY INC
AA23150PC23152-611859HUNT VALVE COMPANY, INC.
AA23152PC23152-611859HUNT VALVE COMPANY, INC.
D1585811859HUNT VALVE COMPANY, INC.
D1585823168HAMMEL DAHL INC
AA23152PC23152-623168HAMMEL DAHL INC
AA23150PC23152-623168HAMMEL DAHL INC
AA23150PC23152-634889HUNT VALVE COMPANY INC
AA23152PC23152-634889HUNT VALVE COMPANY INC
D15858PJ11859HUNT VALVE COMPANY, INC.
D15858PJ23168HAMMEL DAHL INC
D15858PJ34889HUNT VALVE COMPANY INC
D1585834889HUNT VALVE COMPANY INC


Techincal Specification:
BODY INSIDE DIAMETER1.250 INCHES NOMINAL
FLANGE DIAMETER2.125 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.188 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE1.875 INCHES SINGLE THREADED PORTION
SEAT ANGLE IN DEG45.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.375 INCHES NOMINAL SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.500 INCHES NOMINAL


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