| BEARING SURFACE TYPE | FLAT |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 1.125 INCHES |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.939 INCHES MINIMUM AND 0.999 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | LOCKNUT, 1.12-7, MILD STEEL, PLATED |
| WIDTH ACROSS FLATS | 1.631 INCHES MINIMUM AND 1.688 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SPP-6001 MFR REF 1ST TREATMENT RESPONSE AND ASTM-B633 ASSN STD 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC AND CHROMATE OVERALL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 7 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |