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National Stock Number:
4820-00-346-6520
Federal Supply Class:
4820
National Item Identification Number:
003466520
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.
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Manufacturer Information:
| D338C | 35547 | MILLER AND GABBE LTD | | E504PC9 | 33547 | KIELEY AND MUELLER INC SUB OF JOHNSON CONTROLS INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.500 INCHES NOMINAL | | FLANGE DIAMETER | 4.219 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.500 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 4.000 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | TWO LUGS ON TOP OF FLANGE,0.438 IN.W,0.188 IN.H | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.375 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
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