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National Stock Number:
4820-01-222-4476
Federal Supply Class:
4820
National Item Identification Number:
012224476
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:
| 428B947 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 428B947PC.6 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 428B947PC.6 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT |
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Techincal Specification:
| BODY INSIDE DIAMETER | 5.156 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 6.125 INCHES NOMINAL | | FLANGE DIAMETER | 7.687 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 1.625 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | GROOVE IN FLANGE 0.376 IN. DIA AND 1.250 IN. DEEP;STELLITE FINISHED | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 1.875 INCHES NOMINAL |
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