| FASTENER LENGTH | 0.675 INCHES MINIMUM AND 0.695 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 | COMP 16-18 ASSN STD 5TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| POINT CHAMFER ANGLE | 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM |
| POINT DIAMETER | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| POINT LENGTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| POINT STYLE | FLAT |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
| 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 | 0.415 INCHES MINIMUM AND 0.455 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 24 |