| FASTENER LENGTH | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| HEAD STYLE | HEADLESS (SETSCREW) |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 410 OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| POINT LENGTH | 0.130 INCHES NOMINAL |
| POINT STYLE | FLAT |
| POINT CHAMFER ANGLE | 29.0 DEGREES MINIMUM AND 31.0 DEGREES MAXIMUM |
| SPECIAL FEATURES | TWO HOLES 0.031 IN. MIN,0.035 IN. MAX DIA DRILLED IN SOCKET RECESS,0.045 IN. MIN,0.055 IN. MAX LG FROM TOP OF RECESS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.295 INCHES MINIMUM AND 0.305 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH ACROSS FLATS | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |