| BOLT CIRCLE DIAMETER | 2.238 INCHES NOMINAL |
| BORE TYPE | INVOLUTE SPLINE |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.290 INCHES NOMINAL |
| DESIGN FORM | WEBBED |
| DRILLED HOLE DIAMETER | 0.062 INCHES NOMINAL |
| FACE WIDTH | 0.430 INCHES NOMINAL |
| GROOVE QUANTITY | 1 |
| GROOVE POSITION | IN CENTER |
| GUIDE TYPE | GROOVE |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | THROUGH BODY |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL COMP E4340 AND STEEL COMP 4140 |
| METALLIC HARDNESS RATING AND LOCATION | 34.0 ROCKWELL C MINIMUM BODY AND 38.0 ROCKWELL C MAXIMUM BODY |
| PITCH DIAMETER | 2.624 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| OUTSIDE DIAMETER | 2.838 INCHES NOMINAL |
| SECURING HOLE QUANTITY | 5 |
| SECURING LOCATION | BOTH ENDS |
| SECURING METHOD | DRILLED HOLE |
| SPECIAL FEATURES | FINISH SOLID FILM LUBE, EXCEPT SPLINES PHOSPHATE FINISH |
| SPLINE LENGTH | 0.430 INCHES NOMINAL |
| SPLINE MAJOR DIAMETER | 0.984 INCHES NOMINAL |
| SPLINE MINOR DIAMETER | 0.910 INCHES NOMINAL |
| SPLINE PITCH DIAMETER | 0.937 INCHES NOMINAL |
| SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| SPLINE QUANTITY | 30 |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| TEETH HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 20 |
| TEETH ROW QUANTITY | 2 |
| TOOTH PITCH | 0.131 INCHES NOMINAL |