| DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END | 6.620 INCHES MINIMUM AND 6.740 INCHES MAXIMUM |
| HARDNESS RATING | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| INSIDE DISTANCE BETWEEN SHANKS | 3.083 INCHES MINIMUM AND 3.088 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE1541 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| STYLE DESIGNATOR | ROUND BEND |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 3.000 INCHES MINIMUM AND 3.120 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNRF |
| THREAD QUANTITY PER INCH | 18 |