| FASTENER LENGTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| HARDNESS RATING | 45.0 ROCKWELL C MINIMUM OVERALL AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD STYLE | HEADLESS (SETSCREW) |
| INTERNAL DRIVE STYLE | FOUR SPLINE |
| NOMINAL THREAD DIAMETER | 0.060 INCHES |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 3 STYLE |
| MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 4137 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4032 OVERALL |
| POINT STYLE | OVAL |
| THREAD LENGTH | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 80 |
| THREAD SERIES DESIGNATOR | UNF |
| SPLINE MAJOR DIAMETER | 0.034 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| SPLINE MINOR DIAMETER | 0.0255 INCHES MINIMUM AND 0.0260 INCHES MAXIMUM |
| SPLINE WIDTH | 0.0115 INCHES MINIMUM AND 0.0120 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |