| FASTENER LENGTH | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM |
| HEAD HEIGHT | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL | STEEL COMP 1010 OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| PRIMARY WASHER MATERIAL THICKNESS | 0.030 INCHES NOMINAL |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| PRIMARY WASHER STYLE | FLAT |
| WASHER QUANTITY | 1 |
| WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2A |
| THREAD LENGTH | 0.205 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNC |