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National Stock Number:
4820-00-024-1427
Federal Supply Class:
4820
National Item Identification Number:
000241427
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:
| 240-4824-1036159REVAPC3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 25863ALT11PCV3 | 81316 | PORTSMOUTH NAVAL SHIPYARD | | 490376ALT11PCV3 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 25863PCV3 | 81316 | PORTSMOUTH NAVAL SHIPYARD |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-20164 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 2.500 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.562 INCHES NOMINAL SINGLE THREADED PORTION |
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