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National Stock Number:
2815-00-097-1851
Federal Supply Class:
2815
National Item Identification Number:
000971851
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:
| F-4960 | 14541 | COOPER MACHINERY SERVICES LLC | | F4960 | 55509 | COOPER CAMERON CORP AJAX-SUPERIOR DIV |
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Techincal Specification:
| MATERIAL AND LOCATION | STEEL STEM | | STEEL, CORROSION RESISTING HEAD | | HEAD STYLE | FLAT | | HEAD HEIGHT | 0.4240 INCHES NOMINAL | | OUTSIDE DIAMETER | 3.1875 INCHES NOMINAL | | NECK RADIUS | 0.9688 INCHES NOMINAL | | SEAT ANGLE IN DEG | 45.0 | | STEM STYLE | DOUBLE GROOVED | | CHAMFER LENGTH | 0.1625 INCHES NOMINAL | | STEM LENGTH | 11.9510 INCHES NOMINAL | | STEM DIAMETER | 0.7480 INCHES NOMINAL | | DISTANCE FROM FIRST GROOVE TO STEM END | 0.5860 INCHES NOMINAL | | DISTANCE FROM SECOND GROOVE TO STEM END | 1.6890 INCHES NOMINAL | | FIRST GROOVE DIAMETER | 0.6240 INCHES NOMINAL | | SECOND GROOVE DIAMETER | 0.6140 INCHES NOMINAL | | FIRST GROOVE WIDTH | 0.5540 INCHES NOMINAL | | SECOND GROOVE WIDTH | 0.0625 INCHES NOMINAL | | CHAMFER ANGLE IN DEG | 45.0 | | CARBON RELIEF GROOVE | NOT INCLUDED |
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