| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.011 INCHES MINIMUM AND 1.031 INCHES MAXIMUM |
| FEATURES PROVIDED | CASE-HARDENED |
| GRIP LENGTH | 0.595 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| HARDNESS RATING | 71.0 ROCKWELL SUPERFICIAL 45-N MINIMUM AND 82.0 ROCKWELL SUPERFICIAL 45-N MAXIMUM OVERALL |
| HEAD STYLE | FLUSH COUNTERSUNK |
| HEAD MAJOR DIAMETER | 0.454 INCHES MINIMUM AND 0.507 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 | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SHANK STYLE | STUMP |
| SPECIFICATION/STANDARD DATA | 80205-NAS1488 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |