| ASA STANDARD CHAIN NUMBER | 60-4 |
| BORE TYPE | INVOLUTE SPLINE |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.898 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 3.188 INCHES NOMINAL |
| COUNTERBORE LOCATION | AA END |
| COUNTERBORE DEPTH | 0.812 INCHES NOMINAL |
| DESIGN FORM | SPOKED |
| DISTANCE FROM HUB END TO FLANGE END | 0.568 INCHES NOMINAL BB END |
| DISTANCE FROM HUB END TO FLANGE END | 1.195 INCHES NOMINAL AA END |
| FURNISHED ITEMS | COUNTERBORE |
| FACE WIDTH | 3.112 INCHES NOMINAL |
| FIRST STEP DIAMETER | 6.000 INCHES NOMINAL AA END |
| FIRST STEP LENGTH | 1.000 INCHES NOMINAL AA END |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HUB OUTSIDE DIAMETER | 4.877 INCHES NOMINAL AA END |
| HUB OUTSIDE DIAMETER | 6.000 INCHES NOMINAL BB END |
| OUTSIDE DIAMETER | 41.693 INCHES NOMINAL |
| OVERALL LENGTH | 4.875 INCHES NOMINAL |
| MATERIAL | IRON |
| PITCH DIAMETER | 40.826 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| SPLINE LENGTH | 4.063 INCHES NOMINAL |
| SPLINE MAJOR DIAMETER | 3.172 INCHES NOMINAL |
| SPLINE MINOR DIAMETER | 2.864 INCHES NOMINAL |
| SPLINE PITCH DIAMETER | 3.000 INCHES NOMINAL |
| SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| SPLINE QUANTITY | 18 |
| STYLE DESIGNATOR | PLAIN |
| TEETH ROW QUANTITY | 4 |
| TEETH QUANTITY PER ROW | 171 |
| TOOTH PITCH | 0.750 INCHES NOMINAL |