| FASTENER LENGTH | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| HEAD DIAMETER | 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
| HEAD HEIGHT | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.179 INCHES |
| NONMACHINE THREAD STYLE | DRIVE SCREW (TYPE U) |
| PILOT DIAMETER | 0.146 INCHES MINIMUM AND 0.150 INCHES MAXIMUM |
| PILOT LENGTH | 0.063 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A 380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |