| FASTENER LENGTH | 0.397 INCHES MINIMUM AND 0.403 INCHES MAXIMUM |
| HEAD DIAMETER | 0.122 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| HEAD HEIGHT | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| POINT DIAMETER | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| POINT LENGTH | 0.042 INCHES MINIMUM AND 0.048 INCHES MAXIMUM |
| POINT STYLE | BALL |
| SPECIAL FEATURES | THD RELIEF 0.031 IN. WIDE 0.072 IN. DIA |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.321 INCHES MINIMUM AND 0.327 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 64 |