| BORE DIAMETER | 1.3125 INCHES NOMINAL BOTH ENDS |
| BORE LENGTH | 1.2500 INCHES NOMINAL BOTH ENDS |
| BORE SHAPE | STRAIGHT BOTH ENDS |
| DESIGN TYPE | ROLLER CHAIN |
| FURNISHED ITEMS AND QUANTITY | SETSCREW 2 |
| FEATURES PROVIDED | KEYWAY |
| KEYING FACILITY QUANTITY | 1 BOTH ENDS |
| KEYING FACILITY TYPE | KEYWAY BOTH ENDS |
| KEYWAY DEPTH | 0.1405 INCHES NOMINAL BOTH ENDS |
| KEYWAY WIDTH | 0.250 INCHES NOMINAL SECOND END |
| KEYWAY WIDTH | 0.313 INCHES NOMINAL FIRST END |
| OUTSIDE DIAMETER | 3.781 INCHES NOMINAL3.781 INCHES NOMINAL |
| OVERALL LENGTH | 2.875 INCHES NOMINAL2.875 INCHES NOMINAL |
| SECURING METHOD | THREADED HOLE(S) BOTH ENDS |
| THREAD SIZE DESIGNATOR | 1-8 FIRST END |
| THREAD SIZE DESIGNATOR | 7/8-9 SECOND END |
| THREADED HOLE LOCATION | BOTH ENDS: ON TOP OF KEYWAY |
| THREADED HOLE QUANTITY | 1 BOTH ENDS |