| DIAMETER | 0.4369 INCHES MINIMUM AND 0.4372 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.214 INCHES MINIMUM AND 0.219 INCHES MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST END TAPER ANGLE | 44.0 DEGREES MINIMUM AND 46.0 DEGREES MAXIMUM |
| FIRST END TAPER LENGTH | 0.016 INCHES MINIMUM AND 0.047 INCHES MAXIMUM |
| HEAD STYLE | DEE |
| HEIGHT | 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| MATERIAL | STEEL OVERALL |
| PIN HEAD DIAMETER | 0.578 INCHES MINIMUM AND 0.609 INCHES MAXIMUM |
| STYLE DESIGNATOR | GROOVE |
| SURFACE FINISH | 250.0 MICROINCHES HEAD BEARING SURFACE |
| SURFACE FINISH | 250.0 MICROINCHES HEAD OUTSIDE DIAMETER |
| SURFACE FINISH | 250.0 MICROINCHES HEAD TOP |
| SURFACE FINISH | 250.0 MICROINCHES UNDERCUT |
| SURFACE FINISH | 32.0 MICROINCHES SHANK END |
| UNDER HEAD LENGTH | 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM |
| UNDERCUT DIAMETER | 0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
| UNDERCUT WIDTH | 0.047 INCHES MINIMUM AND 0.078 INCHES MAXIMUM |