| COUNTERSINK ANGLE | 148.0 DEGREES MINIMUM AND 150.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.785 INCHES MINIMUM AND 0.795 INCHES MAXIMUM |
| HEAD HEIGHT | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM |
| HEAD STYLE | COUNTERSUNK W/ REVERSE CHAMFER |
| HEAD MAJOR DIAMETER | 0.289 INCHES MINIMUM AND 0.303 INCHES MAXIMUM |
| HOLE DEPTH | 0.104 INCHES MINIMUM |
| HOLE DIAMETER | 0.099 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY 400 OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 13 TYPE AND D GRADE |
| SHANK DIAMETER | 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM |
| SHANK STYLE | TUBULAR |
| SHEAR STRENGTH | 49000 DOUBLE POUNDS PER SQUARE INCH |