| DISTANCE FROM GROOVE TO STEM END | 0.1825 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM |
| CARBON RELIEF GROOVE | NOT INCLUDED |
| CHAMFER ANGLE IN DEG | 45.0 |
| CHAMFER LENGTH | 0.0200 INCHES NOMINAL |
| GROOVE DIAMETER | 0.3290 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM |
| GROOVE WIDTH | 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM |
| HEAD HEIGHT | 0.1400 INCHES MINIMUM AND 0.1600 INCHES MAXIMUM |
| HEAD STYLE | FLAT |
| III MATERIAL AND LOCATION | STEEL, FED STD 66, SAE HNV4 OVERALL |
| III MATERIAL AND LOCATION | STEEL, FED STD 66, SAE HNV3 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| METALLIC HARDNESS RATING AND LOCATION | 18.0 ROCKWELL C NOMINAL SEAT FACE ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM HEAD ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 30.0 ROCKWELL C MINIMUM STEM ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM HEAD ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 40.0 ROCKWELL C MAXIMUM STEM ERR-100 |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C NOMINAL TIP ERR-100 |
| NECK RADIUS | 0.3100 INCHES NOMINAL |
| OUTSIDE DIAMETER | 1.7820 INCHES MINIMUM AND 1.7920 INCHES MAXIMUM |
| SEAT ANGLE IN DEG | 61.0 |
| SPECIAL FEATURES | PROTECTIVE COATING,ALUMINITE ON THE SEAT FACE |
| STEM DIAMETER | 0.3715 INCHES MINIMUM AND 0.3725 INCHES MAXIMUM |
| STEM LENGTH | 4.7895 INCHES MINIMUM AND 4.8045 INCHES MAXIMUM |
| STEM STYLE | GROOVED |