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National Stock Number:
4820-01-174-9036
Federal Supply Class:
4820
National Item Identification Number:
011749036
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:
| 803-2177917 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177917-02-02 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177917-2-02 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177917REVD | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 3.151 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 2.906 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.438 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.468 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.125 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 90.000 NOMINAL |
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