3040-01-199-1251 SHAFT,STRAIGHT Index 5340-01-199-1254 LOCKING PLATE,NUT AND BOLT

National Stock Number:
4820-01-199-1252

Federal Supply Class:
4820

National Item Identification Number:
011991252

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:
5586016AA-1401289GENERAL ELECTRIC COMPANY
W-5586016 PIECE24446GENERAL ELECTRIC COMPANY
W-5586016 PIECE 1401289GENERAL ELECTRIC COMPANY
W-5586016 PIECE 1403502GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT


Techincal Specification:
BODY STEPPED INSIDE DIAMETER1.250 INCHES NOMINAL FIRST STEP
BODY STEPPED INSIDE DIAMETER1.615 INCHES NOMINAL SECOND STEP
FLANGE DIAMETER2.125 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.135 INCHES NOMINAL
MATERIALSTEEL 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 LENGTH0.370 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH12 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.495 INCHES NOMINAL


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