| BARREL HEIGHT | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.487 INCHES MINIMUM AND 0.497 INCHES MAXIMUM NUT |
| FEATURES PROVIDED | FLOATING NUT |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP H11 OVERALL |
| NOMINAL THREAD SIZE | 0.438 INCHES |
| NUT COUNTERBORE DEPTH | 0.246 INCHES MINIMUM AND 0.266 INCHES MAXIMUM NUT |
| NUT DIAMETER | 0.937 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| NUT LENGTH | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM |
| NUT HEIGHT | 0.826 INCHES NOMINAL |
| NUT STYLE | FLOATING SELF-LOCKING BARREL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | NICKEL AND CADMIUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNJF |
| THREAD QUANTITY PER INCH | 20 |