4820-00-533-8257 DISK,VALVE Index 5335-00-533-8272 WIRE CLOTH

National Stock Number:
4820-00-533-8267

Federal Supply Class:
4820

National Item Identification Number:
005338267

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:
B73101CPC13XR3-414959CRANE CO DIV VALVE DIV
D653514959CRANE CO DIV VALVE DIV


Techincal Specification:
BODY INSIDE DIAMETER0.438 INCHES NOMINAL
FLANGE DIAMETER1.344 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT0.250 INCHES NOMINAL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.125 INCHES SINGLE THREADED PORTION
SEAT ANGLE IN DEG15.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
SPECIAL FEATURESFLANGE NOTCHED FOR WRENCHING
STYLE DESIGNATORTHREADED FLANGED
THREAD CLASS2A SINGLE THREADED PORTION
THREAD LENGTH0.312 INCHES NOMINAL SINGLE THREADED PORTION
THREAD QUANTITY PER INCH16 SINGLE THREADED PORTION
THREAD SERIES DESIGNATORUN SINGLE THREADED PORTION
UNDER FLANGE HEIGHT0.375 INCHES NOMINAL


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