4730-01-237-1760 FITTING,LUBRICATION Index 4820-01-237-1762 VALVE,REGULATING,FLUID PRESSURE

National Stock Number:
4820-01-237-1761

Federal Supply Class:
4820

National Item Identification Number:
012371761

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:
9465-12820REVD04220GPE CONTROLS, INC


Techincal Specification:
THREAD CLASS2B FIRST THREADED PORTION
THREAD LENGTH0.875 INCHES NOMINAL FIRST THREADED PORTION
THREAD SERIES DESIGNATORUNEF FIRST THREADED PORTION
THREAD SERIES DESIGNATORUNEF SECOND THREADED PORTION
UNDER FLANGE HEIGHT1.125 INCHES NOMINAL
BODY INSIDE DIAMETER1.446 INCHES NOMINAL
FLANGE DIAMETER2.500 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.500 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING SEAT
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD SIZE1.500 INCHES FIRST THREADED PORTION
NOMINAL THREAD SIZE1.750 INCHES SECOND THREADED PORTION
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG55.000 NOMINAL
STYLE DESIGNATORTHREADED FLANGED
THREAD LENGTH0.143 INCHES NOMINAL SECOND THREADED PORTION
THREAD CLASS2A SECOND THREADED PORTION


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