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National Stock Number:
4820-00-405-4884
Federal Supply Class:
4820
National Item Identification Number:
004054884
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:
| 1293-02 | K1126 | NORGREN C A LTD | | 1293-02 | K4131 | NORGREN MARTONAIR LTD | | 45-01 | K1226 | DEWHURST PLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL | | FLANGE DIAMETER | 0.920 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL THREAD SIZE | 0.875 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 18.500 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | STYLE DESIGNATOR | FAUCET | | THREAD LENGTH | 0.174 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD CLASS | 2 SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 18 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.760 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
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