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National Stock Number:
4820-00-337-7129
Federal Supply Class:
4820
National Item Identification Number:
003377129
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:
| 1429338 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT | | 1429338 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 17E637PC22 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT | | 40J278PC22 | 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT | | 17E637PC22 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 1429338 | 88657 | WESTINGHOUSE ELECTRIC CORP POWER GENERATION-TURBINE DIV | | 40J278PC22 | 79500 | WESTINGHOUSE ELECTRIC CORP | | S6100-440433PC22 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 40J278PC22 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| BODY INSIDE DIAMETER | 1.688 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 2.129 INCHES MINIMUM AND 2.130 INCHES MAXIMUM | | FLANGE DIAMETER | 2.584 INCHES MINIMUM AND 2.604 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | | SEAT RADIUS | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM | | SEATING SURFACE SHAPE | RADIAL | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 2.375 INCHES NOMINAL |
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