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National Stock Number:
4820-00-329-0861
Federal Supply Class:
4820
National Item Identification Number:
003290861
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:
| 30579 | 99643 | EATON AEROSPACE LLC |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | NOMINAL THREAD SIZE | 0.687 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | SEAL ACCOMMODATION TYPE | GROOVED | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD LENGTH | 0.187 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNEF SINGLE THREADED PORTION |
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