| CONCENTRIC HOLE DIAMETER | 0.650 INCHES NOMINAL |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.985 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 4.164 INCHES NOMINAL |
| HEAD HEIGHT | 0.156 INCHES NOMINAL |
| HEAD DIAMETER | 1.375 INCHES NOMINAL |
| HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.140 INCHES MINIMUM AND 0.146 INCHES MAXIMUM FIRST HOLE |
| STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| WIDTH BETWEEN FLATS | 1.125 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS13145 TY 2 CL 2 FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.479 INCHES MINIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 12 |