| FASTENER LENGTH | 36.58 MILLIMETERS MINIMUM AND 37.08 MILLIMETERS MAXIMUM |
| HEAD DIAMETER | 7.69 MILLIMETERS MINIMUM AND 8.19 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 3.81 MILLIMETERS MINIMUM AND 4.31 MILLIMETERS MAXIMUM |
| HEAD STYLE | FLAT FILLISTER |
| HOLE CONFIGURATION STYLE | ROUND |
| HOLE DIAMETER | 1.49 MILLIMETERS MINIMUM AND 1.69 MILLIMETERS MAXIMUM |
| HOLE QUANTITY | 1 |
| HOLE TYPE | DRILLED |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS S154 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| POINT DIAMETER | 3.152 MILLIMETERS MINIMUM AND 3.167 MILLIMETERS MAXIMUM |
| POINT LENGTH | 23.64 MILLIMETERS NOMINAL |
| POINT STYLE | FLAT |
| POINT CHAMFER ANGLE | 40.0 DEGREES MINIMUM AND 0.50 DEGREES MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SPECIAL FEATURES | ZINC-NICKEL ALLOY OVERALL |
| THREAD CLASS | 1A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 7.87 MILLIMETERS NOMINAL |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNF |