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National Stock Number:
2805-00-481-3530
Federal Supply Class:
2805
National Item Identification Number:
004813530
Description:
VALVE,POPPET,ENGINE
Detail:
A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.
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Manufacturer Information:
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Techincal Specification:
| CARBON RELIEF GROOVE | NOT INCLUDED | | CHAMFER ANGLE IN DEG | 45.0 | | CHAMFER LENGTH | 0.0312 INCHES NOMINAL | | DISTANCE FROM GROOVE TO STEM END | 0.2812 INCHES NOMINAL | | GROOVE DIAMETER | 0.2670 INCHES MINIMUM AND 0.2730 INCHES MAXIMUM | | GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM | | HEAD HEIGHT | 0.1562 INCHES NOMINAL | | HEAD STYLE | FLAT | | OUTSIDE DIAMETER | 1.1200 INCHES MINIMUM AND 1.1300 INCHES MAXIMUM | | METALLIC HARDNESS RATING AND LOCATION | 34.0 ROCKWELL C NOMINAL OVERALL | | NECK RADIUS | 0.3125 INCHES NOMINAL | | SEAT ANGLE IN DEG | 45.0 | | STEM DIAMETER | 0.3090 INCHES NOMINAL | | STEM LENGTH | 4.0000 INCHES NOMINAL | | STEM STYLE | GROOVED |
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