| DESIGN FORM | PLAIN |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 26 |
| TOOTH PITCH | 0.375 INCHES NOMINAL |
| MATERIAL | STEEL |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 3.310 INCHES NOMINAL |
| OVERALL LENGTH | 0.500 INCHES NOMINAL |
| PITCH DIAMETER | 3.111 INCHES NOMINAL |
| FACE WIDTH | 0.168 INCHES NOMINAL |
| SURFACE TREATMENT | CHROMATE |
| ASA STANDARD CHAIN NUMBER | 35 |
| HARDNESS RATING TEST METHOD | NOT RATED |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 1.500 INCHES NOMINAL |
| BORE LENGTH | 0.500 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| HUB OUTSIDE DIAMETER | 2.438 INCHES NOMINAL AA END |
| FIRST STEP DIAMETER | 2.625 INCHES NOMINAL AA END |
| FIRST STEP LENGTH | 0.188 INCHES NOMINAL AA END |
| SECOND STEP LENGTH | 0.132 INCHES NOMINAL AA END |
| THIRD STEP LENGTH AND LOCATION | 0.012 INCHES NOMINAL AA END |
| SECURING METHOD | DRILLED HOLE |
| SECURING HOLE QUANTITY | 4 |
| HOLE LOCATION | PULLEY SURFACE,90 DEGS APART |
| BOLT CIRCLE DIAMETER | 2.000 INCHES NOMINAL |
| DRILLED HOLE DIAMETER | 0.221 INCHES NOMINAL |