| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.130 INCHES NOMINAL FIRST HOLE |
| COTTER PIN HOLE DIAMETER | 0.063 INCHES NOMINAL FIRST HOLE |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 2.390 INCHES MINIMUM AND 2.410 INCHES MAXIMUM |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| SHANK DIAMETER | 0.196 INCHES MINIMUM AND 0.202 INCHES MAXIMUM |
| SPECIAL FEATURES | LOK-THRED ON STUD END |
| STYLE DESIGNATOR | STEPPED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.640 INCHES MINIMUM AND 0.680 INCHES MAXIMUM NUT THREAD |
| THREAD SERIES DESIGNATOR | UN NUT THREAD |
| THREAD SERIES DESIGNATOR | UNS STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| THREAD QUANTITY PER INCH | 28 STUD THREAD |