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National Stock Number:
4820-00-867-8811
Federal Supply Class:
4820
National Item Identification Number:
008678811
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:
| 13206E0174 | 97403 | CECOM LR CENTER | | 377067A | 28265 | HERCULES ENGINE CO INC | | ERL263 | 02978 | RENK AMERICA LLC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.438 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.597 INCHES MINIMUM AND 0.598 INCHES MAXIMUM | | FLANGE DIAMETER | 0.656 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.034 INCHES MINIMUM AND 0.046 INCHES MAXIMUM | | FSC APPLICATION DATA | LUBRICATION SYSTEM,GASOLINE ENGINE,NONAIRCRAFT | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J457 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | ALUMINUM ALLOY 2011 OR ALUMINUM ALLOY 3003 OVERALL | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | PLAIN FLANGED | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAF J457 ASSN STD ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | ALUMINUM ALLOY OVERALL | | UNDER FLANGE HEIGHT | 0.156 INCHES NOMINAL |
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