| FASTENER LENGTH | 1.142 INCHES MINIMUM AND 1.192 INCHES MAXIMUM |
| GRIP DIAMETER | 0.3266 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM |
| GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| HEAD STYLE | DISHED HEXAGON |
| MATERIAL | |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION, HEX HEAD |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |