| DRIVE END HEAD THICKNESS | 10.9 MILLIMETERS NOMINAL |
| DRIVE SURFACE SIZE | 0.375 INCHES NOMINAL SINGLE END |
| DRIVE END OUTSIDE DIAMETER | 19.1 MILLIMETERS NOMINAL |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| MATERIAL | STEEL OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEAT TREATED FOR OPTIMUM STRENGTH AND DURABILITY, NICKLE CHROME FINISH |
| SPECIAL FEATURES | HEAT TREATED FOR OPTIMUM STRENGTH AND DURABILITY, NICKLE CHROME FINISH |
| TORQUE CAPACITY | 212.0 INCH-POUNDS NOMINAL |
| WRENCHING END HEAD THICKNESS | 6.2 MILLIMETERS NOMINAL |
| WRENCHING END OUTSIDE DIAMETER | 12.1 MILLIMETERS NOMINAL |
| WRENCHING SURFACE SHAPE | 12 POINT SINGLE END INTERNAL |
| WRENCHING SURFACE SIZE | 8.0 MILLIMETERS NOMINAL SINGLE END |