| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.338 INCHES MINIMUM AND |
| 0.388 INCHES MAXIMUM |
| FASTENER LENGTH | 1.473 INCHES MINIMUM AND |
| 1.503 INCHES MAXIMUM |
| MATERIAL | TITANIUM ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | FLAT COUNTERSUNK |
| HEAD DIAMETER | 0.339 INCHES MINIMUM AND |
| 0.381 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| GRIP LENGTH | 0.678 INCHES MINIMUM AND |
| 0.698 INCHES MAXIMUM |
| GRIP DIAMETER | 0.2046 INCHES MINIMUM AND |
| 0.2051 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| 32.0 MICROINCHES THREADS |
| SPECIFICATION/STANDARD DATA | 80205-NAS1580 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |