| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM FIRST HOLE |
| DISTANCE FROM SHOULDER PORTION TO NUT END | 0.325 INCHES MINIMUM AND 0.345 INCHES MAXIMUM |
| COTTER PIN HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| LOCKING FEATURE | RING, LOCK KEYED |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES STUD THREAD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE 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 | 0.325 INCHES MINIMUM AND 0.345 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 18 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |