| DESIGN TYPE | ROLLER CHAIN |
| OVERALL LENGTH | 4.875 INCHES NOMINAL |
| OUTSIDE DIAMETER | 5.000 INCHES NOMINAL |
| BORE SHAPE | SPLINED BOTH ENDS |
| SPLINE QUANTITY | 10 BOTH ENDS |
| SPLINE MINOR DIAMETER | 1.1825 INCHES NOMINAL FIRST END |
| 1.0745 INCHES NOMINAL SECOND END |
| SPLINE MAJOR DIAMETER | 1.3745 INCHES NOMINAL FIRST END |
| 1.2490 INCHES NOMINAL SECOND END |
| SPLINE LENGTH | 1.500 INCHES NOMINAL FIRST END |
| 1.312 INCHES NOMINAL SECOND END |
| COUNTERBORE DIAMETER | 1.4375 INCHES NOMINAL FIRST END |
| COUNTERBORE DEPTH | 1.5625 INCHES NOMINAL FIRST END |
| SECURING METHOD | THREADED HOLE FIRST END |
| THREADED HOLE QUANTITY | 6 FIRST END |
| THREADED HOLE LOCATION | BOTH ENDS - THROUGH FLANGE, EQUALLY WPACED ON @3.250 IN. DIA BOLT CIRCLE FIRST END |
| THREAD SIZE DESIGNATOR | 1/4-20 FIRST END |
| FEATURES PROVIDED | KEYWAY |
| SPECIAL FEATURES | 2ND COUNTERBORE ADJACENT TO 1ST,2.000 IN. DIA,0.250 IN. DEEP |