| BEARINGS | NOT INCLUDED |
| BORE DIAMETER | 1.875 INCHES MINIMUM AND 1.876 INCHES MAXIMUM |
| BORE LENGTH | 2.500 INCHES MINIMUM AND 2.531 INCHES MAXIMUM |
| BORE FEATURE | INCLUDED |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| DESIGN FORM | WEBBED |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.188 INCHES NOMINAL BOTH ENDS |
| FACE WIDTH | 2.125 INCHES NOMINAL |
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 3.250 INCHES NOMINAL BOTH ENDS |
| FIRST STEP LENGTH AND LOCATION | 0.469 INCHES NOMINAL BOTH ENDS |
| GROOVE QUANTITY | 1 |
| GROOVE RADIUS | 0.344 INCHES NOMINAL |
| GROOVE SHAPE | U |
| GROOVE WIDTH | 0.688 INCHES NOMINAL |
| GROOVE DEPTH | 0.875 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | 2.624 INCHES MINIMUM BOTH ENDS AND 2.626 INCHES MAXIMUM BOTH ENDS |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| KEYING FACILITY | NOT INCLUDED |
| LIGHTENING HOLE | NOT INCLUDED |
| MATERIAL | IRON OVERALL |
| OUTSIDE DIAMETER | 9.250 INCHES NOMINAL |
| OVERALL LENGTH | 2.500 INCHES MINIMUM AND 2.531 INCHES MAXIMUM |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| SPLIT HUB FEATURE | NOT INCLUDED |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |