| BEARING QUANTITY | 1 | 
| BEARING TYPE | BALL | 
| BEARINGS | INCLUDED | 
| BORE DIAMETER | 0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | 
| BORE LENGTH | 0.620 INCHES NOMINAL | 
| BORE FEATURE | INCLUDED | 
| BORE TYPE | STRAIGHT | 
| COUNTERBORE FEATURE | NOT INCLUDED | 
| DESIGN FORM | PLAIN | 
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.107 INCHES NOMINAL BOTH ENDS | 
| FACE WIDTH | 0.406 INCHES NOMINAL | 
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 1.250 INCHES NOMINAL BOTH ENDS | 
| FIRST STEP LENGTH AND LOCATION | 0.062 INCHES NOMINAL BOTH ENDS | 
| GROOVE QUANTITY | 1 | 
| GROOVE RADIUS | 0.093 INCHES NOMINAL | 
| GROOVE SHAPE | U | 
| GROOVE WIDTH | 0.281 INCHES NOMINAL | 
| GROOVE DEPTH | 0.250 INCHES NOMINAL | 
| HUB END OUTSIDE DIAMETER AND LOCATION | 0.410 INCHES NOMINAL BOTH ENDS | 
| INTEGRAL COOLING VANE | NOT INCLUDED | 
| KEYING FACILITY | NOT INCLUDED | 
| LIGHTENING HOLE | NOT INCLUDED | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9,T73 FED SPEC 1ST MATERIAL RESPONSE  AND AISI E52100 OR SAE 52100 FED SPEC 2ND MATERIAL RESPONSE HUB | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9,T73 FED SPEC 1ST MATERIAL RESPONSE  AND AISI E52100 OR SAE 52100 FED SPEC 2ND MATERIAL RESPONSE OVERALL | 
| MATERIAL | ALUMINUM ALLOY 7075  AND STEEL COMP E52100 HUB | 
| OUTSIDE DIAMETER | 1.750 INCHES NOMINAL | 
| OVERALL LENGTH | 0.620 INCHES NOMINAL | 
| PROTRUDING HUB CHARACTERISTIC | STEPPED | 
| SECOND STEP LENGTH AND LOCATION | 0.045 INCHES NOMINAL BOTH ENDS | 
| SPECIAL FEATURES | HUB CHROME PLATED FINISH,FIBER ANODIZED F INISH | 
| SPLIT HUB FEATURE | NOT INCLUDED | 
| STYLE DESIGNATOR | PLAIN |