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National Stock Number: 2815-00-707-6913
Federal Supply Class: 2815
National Item Identification Number: 007076913
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:
M-3939 | 14541 | COOPER MACHINERY SERVICES LLC | M3939 | 80992 | IMO DELAVAL INC |
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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 | 0.2500 INCHES NOMINAL | GROOVE DIAMETER | 0.4950 INCHES MINIMUM AND 0.4990 INCHES MAXIMUM | GROOVE WIDTH | 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM | HEAD HEIGHT | 0.3500 INCHES NOMINAL | HEAD STYLE | FLAT | OUTSIDE DIAMETER | 3.2500 INCHES NOMINAL | METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM STEM | METALLIC HARDNESS RATING AND LOCATION | 38.0 ROCKWELL C MAXIMUM STEM | NECK RADIUS | 0.3750 INCHES NOMINAL | SEAT ANGLE IN DEG | 45.0 | STEM DIAMETER | 0.6250 INCHES NOMINAL | STEM LENGTH | 10.3750 INCHES NOMINAL | STEM STYLE | GROOVED |
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