| DISTANCE FROM HUB END TO FLANGE END | 0.232 INCHES MINIMUM AND 0.240 INCHES MAXIMUM BOTH ENDS |
| ASA STANDARD CHAIN NUMBER | H-40 |
| BORE TYPE | STRAIGHT SPLINE |
| CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.558 INCHES MINIMUM AND 0.568 INCHES MAXIMUM |
| DESIGN FORM | PLAIN |
| FACE WIDTH | 1.398 INCHES MINIMUM AND 1.407 INCHES MAXIMUM |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HUB OUTSIDE DIAMETER | 2.750 INCHES NOMINAL BOTH ENDS |
| OUTSIDE DIAMETER | 5.205 INCHES MINIMUM AND 5.221 INCHES MAXIMUM |
| OVERALL LENGTH | 1.872 INCHES MINIMUM AND 1.878 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 1020 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 1020 |
| METALLIC HARDNESS RATING AND LOCATION | 35.0 ROCKWELL C MINIMUM HUB AND 50.0 ROCKWELL C MAXIMUM HUB |
| PITCH DIAMETER | 4.359 INCHES MINIMUM AND 4.375 INCHES MAXIMUM |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| SPLINE MINOR DIAMETER | 1.933 INCHES MINIMUM AND 1.935 INCHES MAXIMUM |
| SPLINE QUANTITY | 10 |
| SPLINE LENGTH | 1.872 INCHES MINIMUM AND 1.878 INCHES MAXIMUM |
| SPLINE MAJOR DIAMETER | 2.248 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| STYLE DESIGNATOR | PLAIN |
| TEETH HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 31 |
| TEETH ROW QUANTITY | 3 |
| TOOTH PITCH | 0.500 INCHES NOMINAL |