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National Stock Number:
4820-00-389-8382
Federal Supply Class:
4820
National Item Identification Number:
003898382
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:
| 29475 | 99643 | EATON AEROSPACE LLC |
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Techincal Specification:
| FSC APPLICATION DATA | VALVE PACKAGE,HYDRAULIC SYSTEM,AIRCRAFT | | HARDNESS RATING | 57.0 ROCKWELL C MINIMUM BODY AND 60.0 ROCKWELL C MAXIMUM BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 CLASS 440 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | SEATING SURFACE SHAPE | FLAT | | SURFACE TREATMENT | PASSIVATE OVERALL |
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