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National Stock Number:
2815-00-393-5578
Federal Supply Class:
2815
National Item Identification Number:
003935578
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:
| 5288 | 81601 | NORFOLK NAVAL SHIPYARD |
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Techincal Specification:
| DISTANCE FROM GROOVE TO STEM END | 0.8125 INCHES NOMINAL | | DISTANCE FROM MINOR DIAMETER TO STEM END | 0.2500 INCHES NOMINAL | | CARBON RELIEF GROOVE | NOT INCLUDED | | CHAMFER LENGTH | 0.0312 INCHES NOMINAL | | CHAMFER ANGLE IN DEG | 45.0 | | GROOVE WIDTH | 0.0312 INCHES NOMINAL | | GROOVE DIAMETER | 0.3437 INCHES NOMINAL | | HEAD HEIGHT | 0.1562 INCHES NOMINAL | | HEAD STYLE | FLAT | | OUTSIDE DIAMETER | 1.5000 INCHES NOMINAL | | MATERIAL AND LOCATION | STEEL OVERALL | | MINOR DIAMETER LENGTH | 0.3125 INCHES NOMINAL | | MINOR OUTSIDE DIAMETER | 0.1719 INCHES NOMINAL | | NECK RADIUS | 0.3125 INCHES NOMINAL | | SEAT ANGLE IN DEG | 45.0 | | STEM DIAMETER | 0.3750 INCHES NOMINAL | | STEM LENGTH | 6.6875 INCHES NOMINAL | | STEM STYLE | TAPERED AND GROOVED | | TAPER ANGLE IN DEG | 10.0 |
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