| BEARING SURFACE TYPE | CHAMFERED |
| COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT |
| HARDNESS RATING | 83.0 ROCKWELL B MINIMUM AND 97.0 ROCKWELL B MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASF10L18 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD SIZE | 0.112 INCHES |
| NUT HEIGHT | 0.138 INCHES MINIMUM AND 0.153 INCHES MAXIMUM |
| NUT STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3BG |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 48 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |