| FASTENER LENGTH | 0.134 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| HEAD HEIGHT | 0.020 INCHES MINIMUM AND 0.026 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.142 INCHES MINIMUM AND 0.152 INCHES MAXIMUM |
| HEAD STYLE | OVAL/TRUSS |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | COPPER ALLOY 268 OR COPPER ALLOY 260 OVERALL |
| SHANK DIAMETER | 0.085 INCHES MINIMUM AND 0.089 INCHES MAXIMUM |
| SHANK STYLE | TAPERED CONICAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | TIN OVERALL |