| BEARING SURFACE TYPE | FLAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A563 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PLAIN FINISH HEAVY HEXAGON NUT |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.875 INCHES |
| NUT HEIGHT | 0.833 INCHES MINIMUM AND 0.885 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| SPECIAL FEATURES | METRIC DIMENSIONS: 22.2 MM X 101.6 MM |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 9 |
| THREAD TOLERANCE CLASS | 2B INTERNAL |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 1.394 INCHES MINIMUM AND 1.438 INCHES MAXIMUM |