| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| GRIP LENGTH | 0.188 INCHES MAXIMUM |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD MAJOR DIAMETER | 0.305 INCHES NOMINAL |
| HEAD STYLE | FLUSH COUNTERSUNK |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 4037 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| SHANK DIAMETER | 0.2010 INCHES MINIMUM AND 0.2025 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, MULTIPLE GROOVED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |