| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.469 INCHES MINIMUM |
| FASTENER LENGTH | 1.938 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400-1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | BUTTON |
| HEAD DIAMETER | 1.125 INCHES NOMINAL |
| HEAD HEIGHT | 0.313 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | SLOT |
| GROOVE DIAMETER | 0.540 INCHES MINIMUM AND |
| 0.550 INCHES MAXIMUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.750 INCHES NOMINAL FIRST HOLE |
| SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL FIRST HOLE |
| DEPARTURE FROM CITED DESIGNATOR | NOONE |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 63005 |
| DESIGN CONTROL REFERENCE | 6709972 |