| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY SPECIAL FEATURE |
| FASTENER LENGTH | 1.500 INCHES NOMINAL |
| HEAD DIAMETER | 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
| NONMACHINE THREAD STYLE | WOOD SCREW (TYPE WD) |
| SPECIAL FEATURES | FLEET BALLISTIC MISSILE QUALITY AS IDENTIFIED BY QUALITY CONTROL NO.POSO912300 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |