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National Stock Number:
4820-00-858-0108
Federal Supply Class:
4820
National Item Identification Number:
008580108
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:
| 101B209BAPC1 | 24446 | GENERAL ELECTRIC COMPANY | | 101B209BAPIECE1 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | 101B209BYPIECE1 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 101B209BYPIECE1 | 03502 | GENERAL ELECTRIC CO NAVAL AND DRIVE TURBINE SYSTEMS DEPT | | 101B209BYPC1 | 81893 | GENERAL ELECTRIC CO LYNN RIVER WORKS |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 2.626 INCHES MINIMUM AND | | 2.631 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 2.062 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.497 INCHES MINIMUM AND | | 0.503 INCHES MAXIMUM | | UNDER FLANGE HEIGHT | 1.116 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 0.969 INCHES MINIMUM AND | | 0.971 INCHES MAXIMUM FIRST STEP | | 1.241 INCHES MINIMUM AND | | 1.244 INCHES MAXIMUM SECOND STEP | | MATERIAL | STEEL BODY | | STEEL SEAT | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 410,COND T FED SPEC SINGLE MATERIAL RESPONSE BODY | | MIL-R-17131,TY MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE SEAT | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.288 INCHES MINIMUM AND | | 0.294 INCHES MAXIMUM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81893 | | DESIGN CONTROL REFERENCE | 101B209BYPC1 |
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