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National Stock Number:
4820-00-908-9473
Federal Supply Class:
4820
National Item Identification Number:
009089473
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:
| 0021840001001 | 16626 | CIRCOR INTL INC | | 0021840001001 | 35795 | LESLIE CONTROLS, INC. | | 218-40-02 | 16626 | CIRCOR INTL INC | | 298-30-10PC8-3IN | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 5.052 INCHES MINIMUM AND 5.057 INCHES MAXIMUM | | FLANGE DIAMETER | 5.302 INCHES MINIMUM AND 5.307 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.165 INCHES NOMINAL | | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL | | SEAT ANGLE IN DEG | 25.000 MINIMUM AND 35.000 MAXIMUM | | SEATING SURFACE SHAPE | ANGULAR | | UNDER FLANGE HEIGHT | 0.465 INCHES MINIMUM AND 0.468 INCHES MAXIMUM | | STYLE DESIGNATOR | PLAIN FLANGED |
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