4820-00-036-1904 STEM,FLUID VALVE Index 4820-00-036-1910 DISK,VALVE

National Stock Number:
4820-00-036-1909

Federal Supply Class:
4820

National Item Identification Number:
000361909

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:
8455116497DRESSER, INC.
8455138056ASHCROFT INC


Techincal Specification:
BODY INSIDE DIAMETER1.802 INCHES NOMINAL
OVERALL HEIGHT2.950 INCHES NOMINAL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE2.625 INCHES FIRST THREADED PORTION
NOMINAL THREAD SIZE2.812 INCHES SECOND THREADED PORTION
SEAT ANGLE IN DEG30.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORDOUBLE FLANGED
THREAD CLASS2A FIRST THREADED PORTION
THREAD CLASS2A SECOND THREADED PORTION
THREAD LENGTH0.500 INCHES NOMINAL SECOND THREADED PORTION
THREAD LENGTH0.812 INCHES NOMINAL FIRST THREADED PORTION
THREAD QUANTITY PER INCH16 FIRST THREADED PORTION
THREAD QUANTITY PER INCH18 SECOND THREADED PORTION
THREAD SERIES DESIGNATORUN FIRST THREADED PORTION
THREAD SERIES DESIGNATORUNS SECOND THREADED PORTION


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