| DISTANCE FROM CENTERLINE OF HOLE TO END OF PIN | 0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM |
| FIRST HOLE DIAMETER | 0.190 INCHES MINIMUM AND 0.192 INCHES MAXIMUM |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| HOLE ARRANGEMENT STYLE | DRILLED SHANK THREADED PIN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| SURFACE FINISH | 125.000 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232 TYPE M CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE MANGANESE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.540 INCHES MINIMUM AND 0.580 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNC |