| DISTANCE FROM SHOULDER PORTION TO NUT END | 2.803 INCHES MINIMUM AND 2.823 INCHES MAXIMUM |
| COTTER PIN HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.146 INCHES MINIMUM FIRST HOLE |
| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.166 INCHES MAXIMUM SECOND HOLE |
| LOCKING FEATURE | KEY INSERTS |
| OVERALL LENGTH | 3.241 INCHES MINIMUM AND 3.261 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| SHOULDER DIAMETER | 0.284 INCHES NOMINAL |
| SHOULDER LENGTH | 0.045 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| STYLE DESIGNATOR | LOCKED IN |
| 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 | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM NUT THREAD |
| THREAD LENGTH | 0.393 INCHES NOMINAL STUD THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |