| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0300 INCHES NOMINAL |
| DISTANCE FROM GROOVE TO STEM END | 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM |
| GROOVE DIAMETER | 0.4220 INCHES MINIMUM AND 0.4280 INCHES MAXIMUM |
| GROOVE WIDTH | 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM |
| HEAD HEIGHT | 0.2650 INCHES MINIMUM AND 0.2750 INCHES MAXIMUM |
| HEAD STYLE | CONCAVE |
| OUTSIDE DIAMETER | 2.7450 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 35.0 ROCKWELL C MINIMUM OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | 45.0 ROCKWELL C MAXIMUM OVERALL |
| NECK RADIUS | 1.0000 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM DIAMETER | 0.4975 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM |
| STEM LENGTH | 5.5900 INCHES MINIMUM AND 5.6050 INCHES MAXIMUM |
| STEM STYLE | GROOVED |