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National Stock Number:
4820-00-287-6593
Federal Supply Class:
4820
National Item Identification Number:
002876593
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:
| 3173-057 | 60029 | WOODWARD HRT, INC. | | 3173-057 | 81873 | WOODWARD HRT INC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND | | 62.0 ROCKWELL C MAXIMUM OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 30.000 NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81873 | | DESIGN CONTROL REFERENCE | 3173-057 |
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