| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| FEATURES PROVIDED | CASEHARDENED |
| HEAD DIAMETER | 0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 410 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | D TYPE OR F TYPE OR G TYPE OR T TYPE |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.138 INCHES |
| NONMACHINE THREAD STYLE | THRU SLOT (TYPE D) OR DOUBLE FLUTE (TYPE F) OR WIDE FLUTE (TYPE T) OR THRU SLOT (TYPE 6) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |