| FIRST END ENGAGING/LOCKING/POSITIONING FACILITY | LOCKING DEVICE GROOVE |
| FIRST END FACILITY DIAMETER | 0.785 INCHES MINIMUM AND 0.805 INCHES MAXIMUM |
| FIRST END FACILITY LOCATION | 0.231 IN. FROM SHAFT END |
| FIRST END FACILITY WIDTH | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| FIRST END BEARING SEAT | NOT INCLUDED |
| FIRST END SPLINE LENGTH | 1.219 INCHES MINIMUM AND 1.343 INCHES MAXIMUM |
| FIRST END SPLINE MAJOR DIAMETER | 1.130 INCHES MINIMUM AND 1.136 INCHES MAXIMUM |
| FIRST END TYPE | SPLINED |
| FIRST END SPLINE MINOR DIAMETER | 0.940 INCHES MINIMUM AND 0.950 INCHES MAXIMUM |
| FIRST END SPLINE TYPE | STRAIGHT |
| FIRST END SPLINE QUANTITY | 6 |
| OVERALL LENGTH | 20.125 INCHES MINIMUM AND 20.249 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624, FS4340-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4340 |
| METALLIC HARDNESS RATING | 38.0 MINIMUM ROCKWELL C AND 42.0 MAXIMUM ROCKWELL C |
| SECOND END BEARING SEAT | NOT INCLUDED |
| SECOND END SPLINE LENGTH | 1.740 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| SECOND END SPLINE MAJOR DIAMETER | 1.122 INCHES MINIMUM AND 1.124 INCHES MAXIMUM |
| SECOND END SPLINE MINOR DIAMETER | 0.904 INCHES MINIMUM AND 0.909 INCHES MAXIMUM |
| SECOND END SPLINE QUANTITY | 10 |
| SECOND END SPLINE TYPE | STRAIGHT |
| SECOND END TYPE | SPLINED |