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National Stock Number:
4820-01-305-4454
Federal Supply Class:
4820
National Item Identification Number:
013054454
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:
| 3070596-1 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 0.372 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 0.113 INCHES NOMINAL SECOND STEP | | BODY STEPPED INSIDE DIAMETER | 0.246 INCHES NOMINAL FIRST STEP | | FLANGE DIAMETER | 0.990 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.167 INCHES NOMINAL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL | STEEL COMP 17-4PH OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.171 INCHES NOMINAL |
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