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National Stock Number:
4820-01-057-5917
Federal Supply Class:
4820
National Item Identification Number:
010575917
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:
| 260PWS114SEAT | 63686 | THE WALWORTH COMPANY | | 70300482 | 63686 | THE WALWORTH COMPANY | | C8946-156PCSEAT | 63686 | THE WALWORTH COMPANY | | DS2140-1BPC16-114NC | 63686 | THE WALWORTH COMPANY | | SC3549 1 1-4IN | 63686 | THE WALWORTH COMPANY |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 1.805 INCHES NOMINAL | | BODY INSIDE DIAMETER | 1.065 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.188 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.408 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 75.000 NOMINAL | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.640 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 20 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.250 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | 4 WRENCHING LUGS ON FLANGE END |
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