| THREAD SERIES DESIGNATOR | UNJF | 
| NOMINAL THREAD DIAMETER | 0.1900 INCHES | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD CLASS | 3A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 0.403 INCHES NOMINAL | 
| FASTENER LENGTH | 0.534 INCHES MINIMUM AND | 
|  | 0.564 INCHES MAXIMUM | 
| MATERIAL | STEEL CORROSION RESISTING OVERALL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE AND | 
|  | AMS5732 ASSN STD SINGLE MATERIAL RESPONSE AND | 
|  | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE AND | 
|  | AMS5853 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM OVERALL | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMSQQP416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | 
| HEAD STYLE | FLAT COUNTERSUNK | 
| HEAD DIAMETER | 0.464 INCHES MINIMUM | 
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | 
|  | 101.0 DEGREES MAXIMUM | 
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | 
| GRIP LENGTH | 0.177 INCHES MINIMUM AND | 
|  | 0.197 INCHES MAXIMUM | 
| GRIP DIAMETER | 0.2485 INCHES MINIMUM AND | 
|  | 0.2495 INCHES MAXIMUM | 
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT FLUSH HEAD |