| DESIGN FORM | PLAIN |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 12 |
| TOOTH PITCH | 1.250 INCHES NOMINAL |
| MATERIAL | STEEL COMP 1022 |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-20166, TYPE A, GRADE M MIL SPEC SINGLE MATERIAL RESPONSE |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 5.415 INCHES NOMINAL |
| OVERALL LENGTH | 0.692 INCHES MINIMUM AND |
| 1.500 INCHES MAXIMUM |
| PITCH DIAMETER | 4.830 INCHES NOMINAL |
| ASA STANDARD CHAIN NUMBER | 100 |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| BORE TYPE | STRAIGHT SPLINE |
| SPLINE QUANTITY | 6 |
| SPLINE MAJOR DIAMETER | 2.247 INCHES MINIMUM AND |
| 2.249 INCHES MAXIMUM |
| SPLINE LENGTH | 1.500 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| HUB OUTSIDE DIAMETER | 3.406 INCHES NOMINAL BOTH ENDS |
| SPLINE MINOR DIAMETER | 2.032 INCHES MINIMUM AND |
| 2.034 INCHES MAXIMUM |
| DISTANCE FROM HUB END TO FLANGE END | 0.808 INCHES NOMINAL BOTH ENDS |
| SECURING HOLE QUANTITY | 2 |
| HOLE LOCATION | LOCATED ON HUB 3/8 IN. FROM END THRU CENTER OF SPLINE 180 DEG APART |
| DRILLED HOLE DIAMETER | 0.252 INCHES NOMINAL |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 80020 |
| DESIGN CONTROL REFERENCE | 55-3867-1 |