| FASTENER LENGTH | 1.5795 INCHES NOMINAL |
| GRIP DIAMETER | 0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM |
| GRIP LENGTH | 0.9375 INCHES NOMINAL |
| HEAD HEIGHT | 0.328 INCHES NOMINAL |
| HEAD STYLE | DOUBLE HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-SHEAR, 156 KSI FSU EXTERNAL WRENCHING 12-POINT |
| MATERIAL | STEEL COMP H11 OVERALL |
| MINIMUM TENSILE STRENGTH | 156000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.5625 INCHES |
| SPECIAL FEATURES | UNDRILLED SHANK |
| WIDTH BETWEEN FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
| SURFACE TREATMENT | CHROMATE AND NICKEL AND CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.642 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 18 |