| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | UNABLE TO DECODE |
| FASTENER LENGTH | 2.150 INCHES NOMINAL |
| GRIP DIAMETER | 0.4987 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| GRIP LENGTH | 1.414 INCHES NOMINAL |
| HEAD HEIGHT | 0.500 INCHES MINIMUM AND 0.514 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT |
| SHANK UNTHREADED HOLE DIAMETER | |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.736 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 1.428 INCHES MINIMUM AND 1.440 INCHES MAXIMUM |