| BEARING SURFACE TYPE | CHAMFERED |
| COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM NUT |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS S92 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.112 INCHES |
| NUT HEIGHT | 0.143 INCHES NOMINAL |
| NUT STYLE | HEXAGON |
| SPECIAL FEATURES | FLIGHT SAFETY CRITICAL |
| WIDTH ACROSS FLATS | 0.183 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DTD 904 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 40 |
| THREAD SERIES | UNC |