| DESIGN FORM | PLAIN |
| TEETH ROW QUANTITY | 1 |
| TEETH QUANTITY PER ROW | 6 |
| TOOTH PITCH | 1.500 INCHES NOMINAL |
| MATERIAL | STEEL |
| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 3.870 INCHES NOMINAL |
| OVERALL LENGTH | 1.000 INCHES NOMINAL |
| PITCH DIAMETER | 3.000 INCHES NOMINAL |
| FACE WIDTH | 0.375 INCHES NOMINAL |
| SURFACE TREATMENT | PASSIVATE |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| TEETH HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND |
| 55.0 ROCKWELL C MAXIMUM |
| METALLIC HARDNESS RATING AND LOCATION | 50.0 ROCKWELL C NOMINAL BODY |
| BORE TYPE | STRAIGHT |
| BORE DIAMETER | 1.002 INCHES NOMINAL |
| BORE LENGTH | 1.000 INCHES NOMINAL |
| KEYING FACILITY TYPE | KEYWAY |
| QUANTITY | 1 |
| KEYWAY WIDTH | 0.250 INCHES NOMINAL |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.130 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| HUB OUTSIDE DIAMETER | 1.750 INCHES NOMINAL BOTH ENDS |
| FURNISHED ITEMS | KEYING FACILITY |
| DISTANCE FROM HUB END TO FLANGE END | 0.625 INCHES NOMINAL BOTH ENDS |