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National Stock Number:
4820-00-091-6542
Federal Supply Class:
4820
National Item Identification Number:
000916542
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:
| 75838 | 70210 | HONEYWELL INTERNATIONAL INC. | | 75838 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO | | 75838 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.197 INCHES MINIMUM AND 0.200 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.433 INCHES NOMINAL | | FLANGE DIAMETER | 0.433 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SPECIAL FEATURES | 4 HOLES EQ SP 0.11 IN. DIA THRU 0.40 IN. FROM SECOND END;INSIDE DIA HOLE 0.42 IN. DEEP | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.685 INCHES NOMINAL |
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