| FASTENER LENGTH | 1.00 INCHES NOMINAL |
| HEAD DIAMETER | 0.371 INCHES MINIMUM AND 0.379 INCHES MAXIMUM |
| HEAD HEIGHT | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SHOULDER DIAMETER | 0.2385 INCHES MINIMUM AND 0.2395 INCHES MAXIMUM SECOND SHOULDER |
| SHOULDER DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.750 INCHES MINIMUM AND 0.752 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.0312 INCHES NOMINAL SECOND SHOULDER |
| SHOULDER SHAPE | ROUND SECOND SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD LENGTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNF |