| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.953 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-B16 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM-B36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.216 INCHES |
| NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |
| SPECIAL FEATURES | COPPER OR BRASS OVERALL; THREADS: 11 THREADS PER INCH |