| DESIGN FORM | PLAIN |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 6 |
| TOOTH PITCH | 0.5408 INCHES NOMINAL |
| MATERIAL | STEEL |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 4.0000 INCHES NOMINAL |
| OVERALL LENGTH | 0.750 INCHES NOMINAL |
| PITCH DIAMETER | 3.245 INCHES NOMINAL |
| FACE WIDTH | 0.250 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| TEETH HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND |
| 43.0 ROCKWELL C MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 38.0 ROCKWELL C MINIMUM BODY AND |
| 43.0 ROCKWELL C MAXIMUM BODY |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 0.625 INCHES NOMINAL |
| BORE LENGTH | 0.750 INCHES NOMINAL |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEYWAY WIDTH | 0.188 INCHES NOMINAL |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.395 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| HUB OUTSIDE DIAMETER | 1.250 INCHES NOMINAL AA END |
| FURNISHED ITEMS | KEYING FACILITY |
| DISTANCE FROM HUB END TO FLANGE END | 0.500 INCHES NOMINAL AA END |
| SECURING METHOD | KEY |
| SECURING LOCATION | BOTH ENDS |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 98747 |
| DESIGN CONTROL REFERENCE | 68C33243 |