| BEARINGS | NOT INCLUDED | 
| BORE DIAMETER | 0.665 INCHES NOMINAL | 
| BORE LENGTH | 1.125 INCHES NOMINAL | 
| BORE FEATURE | INCLUDED | 
| BORE TYPE | STRAIGHT | 
| COUNTERBORE FEATURE | NOT INCLUDED | 
| DESIGN FORM | WEBBED | 
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 3.275 INCHES NOMINAL BB END | 
| FACE WIDTH | 1.970 INCHES NOMINAL | 
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 3.500 INCHES NOMINAL AA END | 
| FIRST STEP LENGTH AND LOCATION | 0.180 INCHES NOMINAL AA END | 
| GROOVE QUANTITY | 2 | 
| GROOVE SHAPE | V | 
| GROOVE WIDTH | 0.625 INCHES NOMINAL | 
| GROOVE DEPTH | 0.730 INCHES NOMINAL | 
| HOLE LOCATION | THRU HUB ON A 2.500 IN. BOLT CIRCLE 90 DEG APART | 
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.125 INCHES NOMINAL BB END | 
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.625 INCHES NOMINAL AA END | 
| INTEGRAL COOLING VANE | NOT INCLUDED | 
| KEYING FACILITY | NOT INCLUDED | 
| LIGHTENING HOLE | NOT INCLUDED | 
| MATERIAL | IRON CAST OVERALL | 
| OUTSIDE DIAMETER | 4.960 INCHES NOMINAL | 
| OVERALL LENGTH | 4.400 INCHES NOMINAL | 
| PROTRUDING HUB CHARACTERISTIC | STEPPED | 
| SECOND STEP LENGTH AND LOCATION | 2.250 INCHES NOMINAL AA END | 
| SECURING HOLE QUANTITY | 4 | 
| SECURING LOCATION | AA END | 
| SECURING METHOD | THREADED HOLE(S) | 
| SPLIT HUB FEATURE | NOT INCLUDED | 
| STYLE DESIGNATOR | WEBBED OR SPOKED | 
| THREAD SIZE | 5/16-18 | 
| V GROOVE ANGLE IN DEG | 36.0 | 
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | OFFSET |