| BORE SHAPE | SPLINED THROUGH BORE |
| COUNTERBORE DIAMETER | 4.0 INCHES NOMINAL SECOND END |
| HOLE DIAMETER | 0.406 INCHES NOMINAL THROUGH BORE |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | COUPLING SHAFT FLEXIBLE |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 15.25 INCHES NOMINAL |
| SPLINE LENGTH | 1.08 INCHES NOMINAL THROUGH BORE |
| SPLINE MAJOR DIAMETER | 2.673 INCHES MAXIMUM THROUGH BORE |
| SPLINE MINOR DIAMETER | 2.375 INCHES MINIMUM AND 2.380 INCHES MAXIMUM THROUGH BORE |
| SPLINE PRESSURE ANGLE IN DEG | 30.0 THROUGH BORE |
| SPLINE TYPE | INVOLUTE THROUGH BORE |
| UNTHREADED HOLE LOCATION | RADIALLY EVERY 30 DEG AT 14.375 DIA |
| UNTHREADED HOLE QUANTITY | 12 THROUGH BORE |