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National Stock Number:
4820-01-131-3709
Federal Supply Class:
4820
National Item Identification Number:
011313709
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:
| 29M112 | 21013 | METREX VALVE CORP. | | NHPC-11080 | 21013 | METREX VALVE CORP. | | NHPC-11080 P/N 34 | 21013 | METREX VALVE CORP. |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.625 INCHES NOMINAL | | FLANGE DIAMETER | 1.755 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.405 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 1.625 INCHES SINGLE THREADED PORTION | | SEAT RADIUS | 0.062 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | THREADED FLANGED | | TAPER LENGTH | 0.562 INCHES NOMINAL | | TAPER MAJOR DIAMETER | 1.250 INCHES NOMINAL | | TAPER MINOR DIAMETER | 0.625 INCHES NOMINAL | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.300 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.395 INCHES NOMINAL |
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