| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.938 INCHES MINIMUM AND 0.970 INCHES MAXIMUM FIRST HOLE |
| FASTENER LENGTH | 1.078 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| FEATURES PROVIDED | FINISHED HEAD |
| GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE DIAMETER | 0.041 INCHES MINIMUM AND 0.051 INCHES MAXIMUM |
| HOLE QUANTITY | 1 |
| HOLE TYPE | DRILLED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| MINIMUM YIELD STRENGTH | 85000 POUNDS PER SQUARE INCH |
| MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.075 INCHES MAXIMUM FIRST HOLE |
| WIDTH BETWEEN FLATS | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.380 INCHES MINIMUM AND 0.447 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 32 |