| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.065 INCHES NOMINAL FIRST HOLE |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 410 |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| THREAD LENGTH | 0.125 INCHES NOMINAL STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 1.000 INCHES NOMINAL NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) STUD THREAD |
| THREAD QUANTITY PER INCH | 24 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |