| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNJF |
| COLLAR INSIDE DIAMETER | 0.392 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| COLLAR OUTSIDE DIAMETER | 0.642 INCHES MINIMUM AND 0.652 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.475 INCHES MAXIMUM |
| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| LUBRICATION | DRY FILM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5734 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD SIZE | 0.3750 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |