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National Stock Number:
4820-00-217-3471
Federal Supply Class:
4820
National Item Identification Number:
002173471
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:
| K373 | 81118 | EATON CORPORATION |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN | | OVERALL HEIGHT | 0.125 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.678 INCHES MINIMUM AND | | 0.683 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.343 INCHES MINIMUM AND | | 0.348 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HARDNESS RATING | 60.0 ROCKWELL C NOMINAL OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 0.750 NOMINAL |
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