| COTTER PIN HOLE DIAMETER | 0.062 INCHES MINIMUM AND 0.065 INCHES MAXIMUM FIRST HOLE |
| DISTANCE ACROSS FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.144 INCHES MINIMUM AND 0.163 INCHES MAXIMUM FIRST HOLE |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| OVERALL LENGTH | 2.316 INCHES MINIMUM AND 2.362 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| NUT END SHANK DIAMETER | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| NUT END SHANK LENGTH | 1.004 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| SHOULDER LENGTH | 0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDERED AND STEPPED |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.295 INCHES NOMINAL NUT THREAD |
| THREAD LENGTH | 0.790 INCHES MINIMUM AND 0.800 INCHES MAXIMUM STUD THREAD |
| THREAD QUANTITY PER INCH | 24 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF STUD THREAD |