| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 2.690 INCHES MINIMUM AND 2.750 INCHES MAXIMUM |
| HEAD DIAMETER | 0.410 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S631 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-534 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-637 FED SPEC 3RD MATERIAL RESPONSE OR QQ-W405 FED SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1010 OR STEEL COMP 1022 OR STEEL COMP 1108 OR STEEL COMP 1118 OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.216 INCHES |
| NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY II,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY II,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |