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National Stock Number: 4820-00-469-2452
Federal Supply Class: 4820
National Item Identification Number: 004692452
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:
L12429IT16 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | L12429PC16 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD |
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Techincal Specification:
BODY INSIDE DIAMETER | 4.000 INCHES NOMINAL | FLANGE DIAMETER | 4.750 INCHES NOMINAL | FLANGE SEAT TO DISK END HEIGHT | 0.188 INCHES NOMINAL | FSC APPLICATION DATA | VALVE,GATE,NONPOWERED | MATERIAL DOCUMENT AND CLASSIFICATION | MONEL BS3071NA1 MFR REF SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | NICKEL ALLOY OVERALL | NOMINAL THREAD SIZE | 4.500 INCHES SINGLE THREADED PORTION | SEATING SURFACE SHAPE | FLAT | STYLE DESIGNATOR | THREADED FLANGED | THREAD LENGTH | 0.437 INCHES NOMINAL SINGLE THREADED PORTION | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | UNDER FLANGE HEIGHT | 0.437 INCHES NOMINAL |
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