| COUNTERBORE DIAMETER | 44.0 MILLIMETERS MINIMUM AND 44.2 MILLIMETERS MAXIMUM OVERALL EXCEPT BEARING SURFACE |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | ECROU DE BRIDE / ADJUSTING NUT |
| NOMINAL THREAD SIZE | 44.0 MILLIMETERS |
| NUT COUNTERBORE DEPTH | 5.0 MILLIMETERS NOMINAL OVERALL EXCEPT BEARING SURFACE |
| NUT STYLE | ERR-090 |
| OVERALL HEIGHT | 29.0 MILLIMETERS NOMINAL |
| WASHER OUTSIDE DIAMETER | 69.3 MILLIMETERS MINIMUM AND 69.8 MILLIMETERS MAXIMUM |
| WASHER THICKNESS | 8.0 MILLIMETERS NOMINAL |
| WIDTH ACROSS FLATS | 55.0 MILLIMETERS NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | F6869 NUANCE STA2-631 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PROTEGE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD PITCH IN MILLIMETERS | 1.5 |
| THREAD SERIES | ISO M |