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National Stock Number:
4820-01-118-2589
Federal Supply Class:
4820
National Item Identification Number:
011182589
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:
| 2632-902X3 | 96169 | ELECTRIC BOAT CORPORATION | | 2632-902X3 PIECE9 | 96169 | ELECTRIC BOAT CORPORATION | | SS845-2445191 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SS845-2445191 PIECE9 3IN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN THREADED | | OVERALL HEIGHT | 0.445 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.943 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 3.500 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.312 INCHES NOMINAL SINGLE THREADED PORTION |
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