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National Stock Number:
2815-00-288-3903
Federal Supply Class:
2815
National Item Identification Number:
002883903
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:
| 78047AS | 16460 | MARINE ENGINE SPECIALTIES DIV OF MESCO TECTONICS INC | | 78047AS | 1ML14 | BRINKLEY TECHNOLOGY GROUP LLC | | 78047AS | 28265 | HERCULES ENGINE CO INC |
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Techincal Specification:
| DISTANCE FROM GROOVE TO STEM END | 0.2812 INCHES NOMINAL | | CARBON RELIEF GROOVE | NOT INCLUDED | | CHAMFER ANGLE IN DEG | 45.0 | | CHAMFER LENGTH | 0.0312 INCHES NOMINAL | | FSC APPLICATION DATA | DIESEL ENGINE | | GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM | | GROOVE DIAMETER | 0.3290 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM | | HEAD HEIGHT | 0.1870 INCHES MINIMUM AND 0.1970 INCHES MAXIMUM | | HEAD STYLE | FLAT | | OUTSIDE DIAMETER | 1.3730 INCHES MINIMUM AND 1.3770 INCHES MAXIMUM | | METALLIC HARDNESS RATING | 40.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C STEM | | METALLIC HARDNESS RATING | 60.0 MINIMUM SHORE SCLEROSCOPE TIP | | NECK RADIUS | 0.4375 INCHES NOMINAL | | SEAT ANGLE IN DEG | 45.0 SINGLE | | SPECIAL FEATURES | WITH VALVE KEEPERS | | STEM DIAMETER | 0.3725 INCHES MINIMUM AND 0.3735 INCHES MAXIMUM | | STEM LENGTH | 4.5265 INCHES NOMINAL | | STEM STYLE | GROOVED |
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