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National Stock Number:
4820-01-084-8336
Federal Supply Class:
4820
National Item Identification Number:
010848336
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:
| 1106J21 PIECE 5 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 4.250 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 3.620 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.578 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.938 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 2.002 INCHES NOMINAL | | MATERIAL | COBALT ALLOY SEAT | | HARDNESS RATING | 40.0 ROCKWELL C NOMINAL SEAT | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.18406 INCHES NOMINAL |
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