| FASTENER LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD DIAMETER | 0.092 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| HEAD HEIGHT | 0.057 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | SIX SPLINE |
| MATERIAL | STEEL COMP 3135 OR STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.060 INCHES |
| SPLINE MAJOR DIAMETER | 0.061 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| SPLINE MINOR DIAMETER | 0.049 INCHES MINIMUM AND 0.051 INCHES MAXIMUM |
| SPLINE WIDTH | 0.013 INCHES MINIMUM AND 0.014 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2485 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| THREAD LENGTH | 0.209 INCHES MINIMUM AND 0.266 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 80 |
| THREAD SERIES DESIGNATOR | UNF |