| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.7500 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.666 INCHES NOMINAL |
| FASTENER LENGTH | 5.026 INCHES MINIMUM AND |
| 5.056 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4140 OR |
| STEEL COMP 4340 OR |
| STEEL COMP 8740 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6349 OR 6382 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR |
| AMS6415 OR 6484 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OR |
| AMS6322,6325 OR 6327 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-416,TYPE II,CLASS 2;EMBRITTLEMENT REQUIRED PER NAS4002 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.375 INCHES MINIMUM AND |
| 0.390 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND |
| 1.065 INCHES MAXIMUM |
| GRIP LENGTH | 4.365 INCHES MINIMUM AND |
| 4.385 INCHES MAXIMUM |
| GRIP DIAMETER | 0.7480 INCHES MINIMUM AND |
| 0.7490 INCHES MAXIMUM |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| 32.0 MICROINCHES GRIP |
| 32.0 MICROINCHES THREADS |
| SPECIFICATION/STANDARD DATA | 80205-NAS6203 THRU NAS6220 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,TENSION,HEX HEAD,CLOSE TOLERANCE,ALLOY STEEL,SHORT THREAD,REDUCED MAJOR THREAD DIA.,SELF-LOCKING AND NONLOCKING,160 KSI FTU |