| FASTENER LENGTH | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| HEAD HEIGHT | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.306 INCHES MINIMUM AND 0.318 INCHES MAXIMUM |
| HEAD STYLE | OVAL/TRUSS |
| HOLE DIAMETER | 0.133 INCHES MINIMUM AND 0.139 INCHES MAXIMUM |
| HOLE DEPTH | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY 400 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 12 TYPE AND D GRADE AND 3 CLASS |
| SHANK DIAMETER | 0.182 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| SHEAR STRENGTH | 45000 DOUBLE POUNDS PER SQUARE INCH |
| SHANK STYLE | TUBULAR |