Part Details | ENGINE POPPET VALVE
2815-00-607-2981 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.
Alternate Parts: 43187, CV615, 2815-00-607-2981, 00-607-2981, 2815006072981, 006072981
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 28 | JAN 01, 1963 | 00-607-2981 | 15884 ( VALVE, POPPET, ENGINE ) |
REFERENCE DRAWINGS & PICTURES
MUSHROOM
PLAIN
Cross Reference | NSN 2815-00-607-2981
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 43187 | 15434 | CUMMINS INC. |
| CV615 | 80900 | EATON CORP SPRING DIV |
Technical Data | NSN 2815-00-607-2981
| Characteristic | Specifications |
|---|---|
| MATERIAL AND LOCATION | STEEL OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | ADT40.0 ROCKWELL C MINIMUM AND ADT50.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | MUSHROOM |
| HEAD HEIGHT | 0.3050 INCHES MINIMUM AND 0.3200 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.7450 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM |
| NECK RADIUS | 1.1150 INCHES MINIMUM AND 1.1350 INCHES MAXIMUM |
| SEAT ANGLE IN DEG | 30.0 |
| STEM STYLE | PLAIN |
| CHAMFER LENGTH | 0.0200 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM |
| STEM LENGTH | 10.4750 INCHES MINIMUM AND 10.4890 INCHES MAXIMUM |
| STEM DIAMETER | 0.7450 INCHES NOMINAL |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.4340 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.8090 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM |
| FIRST GROOVE DIAMETER | 0.6210 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM |
| SECOND GROOVE DIAMETER | 0.6260 INCHES MINIMUM |
| FIRST GROOVE WIDTH | 0.1875 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.1875 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |