| SECOND GROOVE DIAMETER | 0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM |
| SECOND GROOVE WIDTH | 0.1287 NOMINAL MILS AND 0.1337 NOMINAL CENTIMETERS |
| STEM DIAMETER | 0.4940 INCHES MINIMUM AND 0.4950 INCHES MAXIMUM |
| STEM LENGTH | 6.3205 INCHES MINIMUM AND 6.3355 INCHES MAXIMUM |
| STEM STYLE | DOUBLE GROOVED |
| DISTANCE FROM FIRST GROOVE TO STEM END | 0.4615 INCHES MINIMUM AND 0.4765 INCHES MAXIMUM |
| DISTANCE FROM SECOND GROOVE TO STEM END | 0.8440 INCHES NOMINAL |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 30.0 |
| CHAMFER LENGTH | 0.0625 INCHES NOMINAL |
| FIRST GROOVE DIAMETER | 0.4500 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM |
| FIRST GROOVE WIDTH | 0.1320 INCHES MINIMUM AND 0.1420 INCHES MAXIMUM |
| HEAD HEIGHT | 0.2810 INCHES NOMINAL |
| HEAD STYLE | MUSHROOM |
| III MATERIAL AND LOCATION | SODIUM INTERNAL FILLING |
| III MATERIAL AND LOCATION | STEEL SAE3140 OR SAE8645 STEM |
| III MATERIAL AND LOCATION | STEEL, FED STD 66, SAE VF2 SEAT FACE |
| III MATERIAL AND LOCATION | STEEL, FED STD 66, SAE EV5 HEAD |
| PROPRIETARY CHARACTERISTICS | PACS |
| METALLIC HARDNESS RATING AND LOCATION | 46.0 ROCKWELL C MINIMUM STEM ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 52.0 ROCKWELL C MAXIMUM STEM ERR-100 |
| NECK RADIUS | 0.3750 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.8850 INCHES MINIMUM AND 1.8950 INCHES MAXIMUM |
| SEAT ANGLE IN DEG | 44.0 |