| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 2.2281 INCHES NOMINAL BOTH ENDS |
| BEARINGS | NOT INCLUDED |
| BOLT CIRCLE DIAMETER | 4.250 INCHES NOMINAL |
| BORE DIAMETER | 3.500 INCHES MINIMUM AND 3.502 INCHES MAXIMUM |
| BORE FEATURE | INCLUDED |
| BORE LENGTH | 0.420 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| DESIGN FORM | WEBBED |
| FACE WIDTH | 2.156 INCHES NOMINAL |
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 5.812 INCHES NOMINAL BOTH ENDS |
| FIRST STEP LENGTH AND LOCATION | 0.2325 INCHES NOMINAL BOTH ENDS |
| GROOVE DEPTH | 0.094 INCHES NOMINAL |
| GROOVE QUANTITY | 2 |
| GROOVE SHAPE | V |
| GROOVE WIDTH | 0.844 INCHES NOMINAL |
| HOLE LOCATION | ON END OF HUB |
| HUB END OUTSIDE DIAMETER AND LOCATION | 5.000 INCHES NOMINAL BOTH ENDS |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| KEYING FACILITY | NOT INCLUDED |
| LIGHTENING HOLE | NOT INCLUDED |
| OUTSIDE DIAMETER | 7.625 INCHES NOMINAL |
| OVERALL LENGTH | 4.437 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-I-652, CLASS 20 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON CAST UNS F11401 OVERALL |
| PITCH DIAMETER | 6.875 INCHES NOMINAL |
| PROTRUDING HUB CHARACTERISTIC | STEPPED |
| SECURING HOLE QUANTITY | 6 |
| SECURING LOCATION | AA END |
| SECURING METHOD | PULLEY SHAFT W/ HEX CAP NUT |
| SPLIT HUB FEATURE | NOT INCLUDED |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| THREAD SIZE | 5/16-18 |
| V GROOVE ANGLE IN DEG | 32.0 |