| DIAMETER OF RECESSED PORTION OF SHANK | 0.500 INCHES NOMINAL |
| LENGTH OF RECESSED PORTION OF SHANK | 0.500 INCHES NOMINAL |
| OVERALL LENGTH | 6.410 INCHES MINIMUM AND 6.470 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 303SE |
| NOMINAL THREAD SIZE | 0.625 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.625 INCHES STUD THREAD |
| SPECIAL FEATURES | 0.650 IN. MIN,0.680 IN. MAX OF STUD END IS CLASS 2A THREAD FOR STARTING |
| STYLE DESIGNATOR | RECESSED |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 3.720 INCHES MINIMUM AND 3.780 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 11 STUD THREAD |
| THREAD QUANTITY PER INCH | 18 NUT THREAD |
| THREAD PITCH DIAMETERS | +0.5716 TO 0.5758 INCHES STUD THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |