| BEARINGS | NOT INCLUDED |
| BORE FEATURE | INCLUDED |
| BORE TYPE | INVOLUTE SPLINE |
| DESIGN FORM | WEBBED |
| FACE WIDTH | 20.0 MILLIMETERS NOMINAL |
| FIRST STEP LENGTH | 22.50 MILLIMETERS MINIMUM AND 22.75 MILLIMETERS MAXIMUM BB END |
| GROOVE QUANTITY | 1 |
| GROOVE SHAPE | V |
| GROOVE WIDTH | 12.7 MILLIMETERS NOMINAL |
| HOLE LOCATION | THRU BODY |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| LIGHTENING HOLE | NOT INCLUDED |
| OUTSIDE DIAMETER | 193.5 MILLIMETERS NOMINAL |
| OVERALL LENGTH | 57.5 MILLIMETERS NOMINAL |
| MATERIAL | IRON CAST OVERALL |
| MINOR DIAMETER | 45.331 MILLIMETERS MINIMUM AND 46.032 MILLIMETERS MAXIMUM SPLINE |
| PITCH DIAMETER | 190.5 MILLIMETERS NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| SECOND STEP LENGTH | 6.0 MILLIMETERS NOMINAL BB END |
| SECURING HOLE QUANTITY | 4 |
| SECURING LOCATION | PULLEY SURFACE |
| SECURING METHOD | THREADED HOLE(S) |
| V GROOVE ANGLE IN DEG | 36.0 |
| SPLINE LENGTH | 28.5 MILLIMETERS NOMINAL |
| SPLINE MAJOR DIAMETER | 48.043 MILLIMETERS MINIMUM AND 48.151 MILLIMETERS MAXIMUM |
| SPLINE PITCH DIAMETER | 46.566 MILLIMETERS NOMINAL |
| SPLIT HUB FEATURE | NOT INCLUDED |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| THIRD STEP LENGTH AND LOCATION | 8.75 MILLIMETERS MINIMUM BB END AND 9.00 MILLIMETERS MAXIMUM BB END |
| THREAD SIZE | 7/16-20 |