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National Stock Number:
4820-00-690-0345
Federal Supply Class:
4820
National Item Identification Number:
006900345
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:
| 52ND6602 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 52ND6602 | 83238 | GEM-DANDY INC | | 700302 | 0B5H6 | NIANTIC TOOL, INC. | | 717085 | 0BR59 | SIEMENS GOVERNMENT TECHNOLOGIES, INC. | | 717085 | 82328 | DRESSER RAND CO TERRY CORP STEAM TURBINE MOTOR AND GENERATOR CO A JOINT VENTURE | | 717085 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 717085 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP | | 717085 | 93235 | TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59 | | 900068 | 0DKH2 | EVANS LEE INC | | B2364 | 0B5H6 | NIANTIC TOOL, INC. | | ND6626PC52 | 83238 | GEM-DANDY INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.124 INCHES MINIMUM AND 1.126 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 1.876 INCHES MINIMUM AND 1.877 INCHES MAXIMUM | | FLANGE DIAMETER | 1.998 INCHES MINIMUM AND 1.999 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 303 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-763,CLASS 416 FED SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL COMP 303 OR STEEL CORROSION RESISTING OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 25.000 NOMINAL | | STYLE DESIGNATOR | PLAIN FLANGED | | SURFACE TREATMENT | PASSIVATE OVERALL | | UNDER FLANGE HEIGHT | 0.250 INCHES NOMINAL |
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