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National Stock Number:
4810-01-399-0924
Federal Supply Class:
4810
National Item Identification Number:
013990924
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:
| 803-6397408 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397408-PC024 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 4.440 INCHES NOMINAL | | BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 1.372 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 1.060 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY SEAT | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN FIRST THREADED PORTION | | NOMINAL THREAD SIZE | 3.625 INCHES FIRST THREADED PORTION | | THREAD QUANTITY PER INCH | A8 SINGLE THREADED PORTION | | THREAD CLASS | A2A SINGLE THREADED PORTION | | SPECIAL FEATURES | AFFF/MAGAZINE |
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