| FASTENER LENGTH | 0.568 INCHES MINIMUM AND 0.578 INCHES MAXIMUM |
| FEATURES PROVIDED | CASEHARDENED |
| GRIP LENGTH | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HARDNESS RATING | 76.1 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 80.9 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| HEAD HEIGHT | 0.028 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| HEAD MAJOR DIAMETER | 0.181 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-405 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| SHANK STYLE | STUMP |
| SHEAR STRENGTH | 2300 DOUBLE POUNDS PER SQUARE INCH |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |