| FASTENER LENGTH | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| HEAD HEIGHT | 0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
| HEAD DIAMETER | 0.282 INCHES MINIMUM AND 0.299 INCHES MAXIMUM |
| HEAD STYLE | ROUND |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
| NONMACHINE THREAD STYLE | DRIVE SCREW (TYPE U) |
| PILOT LENGTH | 0.062 INCHES NOMINAL |
| PILOT DIAMETER | 0.132 INCHES MINIMUM AND 0.136 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OR ZINC OVERALL |