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National Stock Number:
4820-00-391-8249
Federal Supply Class:
4820
National Item Identification Number:
003918249
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:
| C50701-05 MEA | 11859 | HUNT VALVE COMPANY, INC. | | C50701-05 MEA | 34889 | HUNT VALVE COMPANY INC | | D15856 | 23168 | HAMMEL DAHL INC | | D15856 | 34889 | HUNT VALVE COMPANY INC |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 1.781 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.438 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 1.000 INCHES MINIMUM AND | | 1.312 INCHES MAXIMUM FIRST STEP | | 1.010 INCHES MINIMUM AND | | 1.120 INCHES MAXIMUM SECOND STEP | | MATERIAL | STEEL OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 42.000 NOMINAL | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.562 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 14 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.375 INCHES NOMINAL SINGLE THREADED PORTION |
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