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National Stock Number:
4820-00-903-4951
Federal Supply Class:
4820
National Item Identification Number:
009034951
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:
| 5013PIECE52 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 52ND5013 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 717075 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | 717075 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 717075 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 717075 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP | | ND5013PC52 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 1.998 INCHES MINIMUM AND | | 1.999 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.874 INCHES MINIMUM AND | | 1.875 INCHES MAXIMUM | | BODY INSIDE DIAMETER | 0.875 INCHES MINIMUM AND | | 0.877 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.188 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.250 INCHES NOMINAL | | MATERIAL | STEEL BODY | | ROD,WELDING,SURFACING FACE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 25.000 NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 8FGX3 | | DESIGN CONTROL REFERENCE | 717075 |
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