| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 30.0 |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.2969 INCHES NOMINAL |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.9155 INCHES NOMINAL |
| FIRST GROOVE DIAMETER | 0.3590 INCHES MINIMUM AND 0.3650 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.1320 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM |
| FSC APPLICATION DATA | DIESEL ENGINE |
| HEAD HEIGHT | 0.2500 INCHES NOMINAL |
| HEAD STYLE | FLAT |
| METALLIC HARDNESS RATING AND LOCATION | 10.0 ROCKWELL C MINIMUM STEM |
| METALLIC HARDNESS RATING AND LOCATION | 24.0 ROCKWELL C MAXIMUM STEM |
| METALLIC HARDNESS RATING AND LOCATION | 41.0 ROCKWELL C MINIMUM TIP |
| METALLIC HARDNESS RATING AND LOCATION | 47.0 ROCKWELL C MAXIMUM TIP |
| NECK RADIUS | 0.4375 INCHES NOMINAL |
| OUTSIDE DIAMETER | 2.5625 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| SECOND GROOVE DIAMETER | 0.3960 INCHES MINIMUM AND 0.4020 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.0440 INCHES NOMINAL |
| STEM DIAMETER | 0.4335 INCHES MINIMUM AND 0.4345 INCHES MAXIMUM |
| STEM LENGTH | 6.4687 INCHES NOMINAL |
| STEM STYLE | DOUBLE GROOVED |