| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.750 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 2.900 INCHES NOMINAL |
| HEAD HEIGHT | 0.360 INCHES NOMINAL |
| HEAD STYLE | DISHED HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE |
| SHOULDER DIAMETER | 0.873 INCHES MINIMUM FIRST SHOULDER AND 0.874 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 2.280 INCHES NOMINAL FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.620 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES DESIGNATOR | UNJF |