| FULL INTERNAL THREAD LENGTH | 0.395 INCHES MINIMUM |
| INSERT SIZE | 1/2 IN.-13 UNC OR NC CLASS 3A THD OR CLASS 3 FIT |
| LENGTH | 0.645 INCHES MINIMUM AND 0.655 INCHES MAXIMUM |
| STYLE DESIGNATOR | KEYLOCK |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TOP UNTHREADED PORTION OUTSIDE DIAMETER | 0.398 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| TOP PORTION UNTHREADED OUTSIDE LENGTH | 0.052 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |