| DISTANCE FROM HUB END TO FLANGE END | 0.650 INCHES MINIMUM AND 0.664 INCHES MAXIMUM AA END |
| ASA STANDARD CHAIN NUMBER | 40-1 |
| BORE TYPE | INVOLUTE SPLINE |
| DESIGN FORM | PLAIN |
| FURNISHED ITEMS | LIGHTENING HOLE |
| FACE WIDTH | 0.275 INCHES MINIMUM AND 0.284 INCHES MAXIMUM |
| HARDNESS RATING TEST METHOD | NOT RATED |
| HUB OUTSIDE DIAMETER | 1.300 INCHES NOMINAL AA END |
| OUTSIDE DIAMETER | 4.088 INCHES MINIMUM AND 4.098 INCHES MAXIMUM |
| OVERALL LENGTH | 0.934 INCHES MINIMUM AND 0.939 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/12, ALLOY 7075, T651 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | ALUMINUM ALLOY 7075 |
| PITCH DIAMETER | 3.831 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SPLINE LENGTH | 0.934 INCHES MINIMUM AND 0.939 INCHES MAXIMUM |
| SPLINE MAJOR DIAMETER | 0.806 INCHES MINIMUM AND 0.814 INCHES MAXIMUM |
| SPLINE MINOR DIAMETER | 0.719 INCHES MINIMUM AND 0.722 INCHES MAXIMUM |
| SPLINE PITCH DIAMETER | 0.750 INCHES NOMINAL |
| SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| SPLINE QUANTITY | 24 |
| STYLE DESIGNATOR | PLAIN |
| TEETH QUANTITY PER ROW | 24 |
| TEETH ROW QUANTITY | 1 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |