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National Stock Number:
4820-00-772-4212
Federal Supply Class:
4820
National Item Identification Number:
007724212
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:
| 734B570P1 | 24446 | GENERAL ELECTRIC COMPANY | | 734B570P1 | 99207 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.895 INCHES MINIMUM AND | | 0.897 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.895 INCHES MINIMUM AND | | 0.897 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.087 INCHES MINIMUM AND | | 0.137 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 0.123 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 0.658 INCHES MINIMUM AND | | 0.660 INCHES MAXIMUM FIRST STEP | | 0.510 INCHES MINIMUM AND | | 0.520 INCHES MAXIMUM SECOND STEP | | MATERIAL | COPPER-CHROMIUM OVERALL | | SEATING SURFACE SHAPE | FLAT | | SEAL ACCOMMODATION TYPE | GROOVED | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99207 | | DESIGN CONTROL REFERENCE | 734B570P1 |
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