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National Stock Number:
4820-00-838-3571
Federal Supply Class:
4820
National Item Identification Number:
008383571
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:
| 475J107 | 00672 | GRIMES AEROSPACE CO |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.563 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.0670 INCHES MINIMUM AND 1.0685 INCHES MAXIMUM | | FLANGE DIAMETER | 1.1775 INCHES MINIMUM AND 1.1790 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.126 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | PLAIN FLANGED | | SURFACE TREATMENT | PASSIVATE OVERALL | | UNDER FLANGE HEIGHT | 0.156 INCHES NOMINAL |
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