| FASTENER LENGTH | 0.250 INCHES NOMINAL |
| HEAD HEIGHT | 0.030 INCHES MINIMUM AND 0.038 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM |
| HEAT TREATMENT | H-32 STRAIN HARDENED OVERALL |
| HEAD STYLE | OVAL/TRUSS |
| HOLE DEPTH | 0.094 INCHES NOMINAL |
| HOLE DIAMETER | 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 5056 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 12 TYPE AND 3 CLASS AND B GRADE |
| SHANK DIAMETER | 0.118 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| SHANK STYLE | TUBULAR |