4820-00-855-5117 DISK,VALVE Index 4820-00-855-5121 DIAPHRAGM,VALVE,FLAT

National Stock Number:
4820-00-855-5118

Federal Supply Class:
4820

National Item Identification Number:
008555118

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:
5B1679227WATTS REGULATOR CO


Techincal Specification:
STYLE DESIGNATORTHREADED FLANGED
FLANGE DIAMETER0.593 INCHES NOMINAL
BODY INSIDE DIAMETER0.546 INCHES NOMINAL
UNDER FLANGE HEIGHT0.250 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OR
COPPER ALLOY OVERALL
SEATING SURFACE SHAPEANGULAR
SEAT ANGLE IN DEG45.000 NOMINAL
THREAD SERIES DESIGNATORUNEF SINGLE THREADED PORTION
NOMINAL THREAD SIZE0.688 INCHES SINGLE THREADED PORTION
THREAD CLASS3A SINGLE THREADED PORTION
THREAD LENGTH0.250 INCHES NOMINAL SINGLE THREADED PORTION
SPECIAL FEATURESHEXAGONAL WRENCHING FLATS


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