4710-01-161-2546 TUBE ASSEMBLY,METAL Index 5305-01-161-2549 SCREW,SHOULDER

National Stock Number:
4820-01-161-2547

Federal Supply Class:
4820

National Item Identification Number:
011612547

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:
4899786184GRISWOLD INDUSTRIES
48997B86184GRISWOLD INDUSTRIES


Techincal Specification:
BODY STEPPED INSIDE DIAMETER0.125 INCHES NOMINAL FIRST STEP
BODY STEPPED INSIDE DIAMETER0.500 INCHES NOMINAL SECOND STEP
FLANGE DIAMETER1.000 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.130 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD SIZE0.875 INCHES SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
UNDER FLANGE HEIGHT0.305 INCHES NOMINAL
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.188 INCHES NOMINAL SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUNF SINGLE THREADED PORTION


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