| MATERIAL AND LOCATION | STEEL OVERALL |
| METALLIC HARDNESS RATING AND LOCATION | 28.0 ROCKWELL C MINIMUM HEAD |
| 35.0 ROCKWELL C MAXIMUM HEAD |
| 60.0 ROCKWELL C MINIMUM SEAT FACE |
| 62.0 ROCKWELL C MAXIMUM SEAT FACE |
| 28.0 ROCKWELL C MINIMUM STEM |
| 35.0 ROCKWELL C MAXIMUM STEM |
| 37.0 ROCKWELL C MINIMUM TIP |
| HEAD STYLE | FLAT |
| HEAD HEIGHT | 0.1560 INCHES MINIMUM AND |
| 0.1660 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.2450 INCHES MINIMUM AND |
| 1.2550 INCHES MAXIMUM |
| NECK RADIUS | 0.2500 INCHES NOMINAL |
| SEAT ANGLE IN DEG | 45.0 |
| STEM STYLE | GROOVED |
| GROOVE DIAMETER | 0.2670 INCHES MINIMUM AND |
| 0.2730 INCHES MAXIMUM |
| CHAMFER LENGTH | 0.0312 INCHES NOMINAL |
| GROOVE WIDTH | 0.0950 INCHES MINIMUM AND |
| 0.1050 INCHES MAXIMUM |
| STEM LENGTH | 4.6020 INCHES MINIMUM AND |
| 4.6170 INCHES MAXIMUM |
| STEM DIAMETER | 0.3080 INCHES MINIMUM AND |
| 0.3090 INCHES MAXIMUM |
| DISTANCE FROM GROOVE TO STEM END | 0.2450 INCHES NOMINAL |
| CHAMFER ANGLE IN DEG | 45.0 |
| CARBON RELIEF GROOVE | NOT INCLUDED |