| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| GRIP LENGTH | 2.666 INCHES NOMINAL |
| HEAD MAJOR DIAMETER | 0.998 INCHES MINIMUM AND 1.018 INCHES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-TAPER SHANK |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| MATERIAL | UNABLE TO DECODE |
| NOMINAL THREAD SIZE | 0.6250 INCHES |
| SHANK DIAMETER | 0.7162 INCHES NOMINAL |
| SHANK STYLE | PIN-RIVET, TAPERED, THREADED |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 18 |
| TIP DIAMETER | 0.6163 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM |