| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.437 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.763 INCHES NOMINAL |
| FASTENER LENGTH | 1.4755 INCHES NOMINAL |
| MATERIAL | NICKEL ALLOY 718 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE AND |
| AMS 5663 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| HEAD HEIGHT | 0.393 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 0.807 INCHES MINIMUM AND |
| 0.817 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.053 INCHES MINIMUM AND |
| 0.073 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.486 INCHES MINIMUM AND |
| 0.500 INCHES MAXIMUM |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 4 |
| HOLE DIAMETER | 0.066 INCHES NOMINAL |
| GRIP LENGTH | 0.6875 INCHES NOMINAL |
| GRIP DIAMETER | 0.4360 INCHES MINIMUM AND |
| 0.4370 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT |