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National Stock Number:
4820-00-391-8274
Federal Supply Class:
4820
National Item Identification Number:
003918274
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:
| AA25432PC10 | 23168 | HAMMEL DAHL INC | | D11103 | 23168 | HAMMEL DAHL INC | | D11103MEW | 11859 | HUNT VALVE COMPANY, INC. | | D11103MEW | 34889 | HUNT VALVE COMPANY INC | | D11103 | 34889 | HUNT VALVE COMPANY INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 2.000 INCHES NOMINAL | | FLANGE DIAMETER | 3.500 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.250 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 3.250 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 48.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.438 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 14 SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.562 INCHES NOMINAL |
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