| BARREL HEIGHT | 0.310 INCHES MINIMUM AND 0.320 INCHES MAXIMUM |
| FEATURES PROVIDED | FLOATING NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT HEIGHT | 0.406 INCHES MAXIMUM |
| NUT DIAMETER | 0.525 INCHES MINIMUM AND 0.528 INCHES MAXIMUM |
| NUT STYLE | FLOATING SELF-LOCKING BARREL |
| NUT LENGTH | 0.625 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BASE |
| SURFACE TREATMENT | PASSIVATE BASE |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 28 |