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National Stock Number:
4820-01-183-0621
Federal Supply Class:
4820
National Item Identification Number:
011830621
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:
| 10231-19-596 | 38683 | DRESSER INDUSTRIES INC MASONEILAN NORTH AMERICAN OPNS DRESSER VALVE AND CONTROLS DIV | | N1052-1E PIECE 2 | 38683 | DRESSER INDUSTRIES INC MASONEILAN NORTH AMERICAN OPNS DRESSER VALVE AND CONTROLS DIV |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.875 INCHES NOMINAL | | FLANGE DIAMETER | 1.812 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.406 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD SIZE | 1.625 INCHES SINGLE THREADED PORTION | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 30.000 NOMINAL | | SPECIAL FEATURES | FOUR WRENCHING LUGS ON FLANGED END | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.250 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 20 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.432 INCHES NOMINAL |
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