| FASTENER LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | HEADLESS (SETSCREW) |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| POINT STYLE | FLAT |
| POINT CHAMFER ANGLE | 90.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM |
| POINT LENGTH | 0.021 INCHES NOMINAL |
| SPECIAL FEATURES | 0.039 IN. MIN 0.047 IN. MAX DIA OF FLAT POINT |
| WIDTH ACROSS FLATS | 0.0350 INCHES MINIMUM AND 0.0355 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 BLACK FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.167 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 56 |
| THREAD SERIES DESIGNATOR | UNC |