| FACE TYPE | STEP GROOVE |
| FACE WIDTH | 0.310 INCHES NOMINAL |
| STEP OUTSIDE DIAMETER | 3.312 INCHES MAXIMUM AND |
| 1.812 INCHES MINIMUM |
| GROOVE SHAPE | U |
| GROOVE QUANTITY | 2 |
| GROOVE DEPTH | 0.156 INCHES NOMINAL |
| GROOVE WIDTH | 0.145 INCHES NOMINAL |
| GROOVE RADIUS | 0.049 INCHES NOMINAL |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| DESIGN FORM | WEBBED |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| OVERALL LENGTH | 0.640 INCHES NOMINAL |
| MATERIAL AND LOCATION | ALUMINUM ALLOY, QQ-A-225/8 OVERALL |
| SURFACE TREATMENT | ANODIZE |
| BORE BEARING | INCLUDED |
| BEARING TYPE | BALL |
| BEARING QUANTITY | 1 |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| BORE DIAMETER | 0.250 INCHES NOMINAL |
| BORE LENGTH | 0.562 INCHES NOMINAL |
| KEYING FACILITY | NOT INCLUDED |
| PROTRUDING HUB CHARACTERISTIC | GROOVED |
| FIRST END GROOVE DIAMETER AND LOCATION | 1.500 INCHES NOMINAL AA END |
| FIRST END GROOVE WIDTH AND LOCATION | 0.145 INCHES NOMINAL AA END |
| FIRST END LENGTH FROM GROOVE TO END AND LOCATION | 0.083 INCHES NOMINAL AA END |
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.812 INCHES NOMINAL AA END |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.320 INCHES NOMINAL AA END |
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.812 INCHES NOMINAL AA END |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.320 INCHES NOMINAL AA END |
| GROOVE/STEP LOCATION | AA END |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SECURING METHOD | DRILLED HOLE |
| SECURING LOCATION | AA END |
| SECURING HOLE QUANTITY | 2 |
| DRILLED HOLE DIAMETER | 0.125 INCHES NOMINAL |
| FSC APPLICATION DATA | DOOR,MAIN LANDING GEAR,AIRFRAME |
| HOLE LOCATION | LOCATED 0.160 IN. AND 0.480 IN. FROM END OF HUB |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 98897 |
| DESIGN CONTROL REFERENCE | 3G11733-105 |