| FASTENER LENGTH | 0.938 INCHES MINIMUM AND 0.968 INCHES MAXIMUM |
| GRIP DIAMETER | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| GRIP LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| HEAD HEIGHT | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HOLE CONFIGURATION STYLE | HEXAGON CORNERS |
| HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| HOLE QUANTITY | 3 |
| HOLE TYPE | DRILLED |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, TENSION |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.3750 INCHES |
| WIDTH BETWEEN FLATS | 0.554 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE TREATMENT | CADMIUM OR CHROMATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.578 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |