| System of Measurement | Inch |
| Type | Hex Lock Nut |
| Material | Steel |
| Thread Size | 5/8-11 |
| Height (Decimal Inch) | 0.5420 |
| Material Grade | Grade 9 |
| Finish/Coating | Bowma-Guard |
| Thread Direction | Right Hand |
| Width Across Flats (Inch) | 15/16 |
| Width Across Flats (Decimal Inch) | 0.9375 |