| BEARINGS | NOT INCLUDED |
| BORE DIAMETER | 0.999 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| BORE FEATURE | INCLUDED |
| BORE LENGTH | 1.250 INCHES NOMINAL |
| BORE TYPE | STRAIGHT |
| CLAMPING BOLT QUANTITY | 1 |
| COUNTERBORE FEATURE | NOT INCLUDED |
| DESIGN FORM | WEBBED |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.615 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 1.094 INCHES MINIMUM AA END AND 1.125 INCHES MAXIMUM AA END AND 1.250 INCHES NOMINAL BB END |
| FACE WIDTH | 1.094 INCHES MINIMUM AND 1.375 INCHES MAXIMUM |
| FSC APPLICATION DATA | COOLING FAN,ENGINE,NONAIRCRAFT |
| FURNISHED ITEMS AND QUANTITY | BOLT AND NUT,ONE EA |
| GROOVE DEPTH | 1.260 INCHES NOMINAL |
| GROOVE QUANTITY | 2 |
| GROOVE SHAPE | V |
| GROOVE WIDTH | 0.531 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.750 INCHES NOMINAL BOTH ENDS |
| HUB SPLIT LOCATION | THROUGH ONE WALL |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| KEYING FACILITY | INCLUDED |
| KEYWAY WIDTH | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| LIGHTENING HOLE | INCLUDED |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-I-11466, CLASS 5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON CAST UNS F33100 OVERALL |
| PITCH DIAMETER | 6.460 INCHES NOMINAL |
| QUANTITY | 1 |
| OUTSIDE DIAMETER | 6.796 INCHES MINIMUM AND 6.826 INCHES MAXIMUM |
| OVERALL LENGTH | 2.500 INCHES NOMINAL |
| SPLIT HUB FEATURE | INCLUDED |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| V GROOVE ANGLE IN DEG | 36.0 |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | OFFSET |