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National Stock Number:
4820-00-901-0843
Federal Supply Class:
4820
National Item Identification Number:
009010843
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:
| 406153 | 66503 | WOODWARD, INC. |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.300 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.747 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.220 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HARDNESS RATING | 55.0 ROCKWELL C MINIMUM AND | | 60.0 ROCKWELL C MAXIMUM OVERALL | | SEATING SURFACE SHAPE | FLAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 66503 | | DESIGN CONTROL REFERENCE | 406153 |
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