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National Stock Number:
4820-00-336-9276
Federal Supply Class:
4820
National Item Identification Number:
003369276
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:
| 84033 | 16497 | DRESSER, INC. | | 84033 | 38056 | ASHCROFT INC | | R6215DDPC4 | 24446 | GENERAL ELECTRIC COMPANY | | DD445S4101-277PC4 | 53711 | NAVAL SEA SYSTEMS COMMAND | | DD445S4101-277PC4 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.500 INCHES MINIMUM AND 0.502 INCHES MAXIMUM | | OVERALL HEIGHT | 0.938 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 1.125 INCHES SINGLE THREADED PORTION | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | USED ON IWA JIMA CLASS LPH | | STYLE DESIGNATOR | PLAIN THREADED | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.312 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNEF SINGLE THREADED PORTION |
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