| STYLE DESIGNATOR | PLAIN |
| OUTSIDE DIAMETER | 1.750 INCHES NOMINAL |
| OVERALL LENGTH | 7.438 INCHES NOMINAL |
| FACE WIDTH | 5.437 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | 0.621 INCHES NOMINAL BB END |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.406 INCHES NOMINAL BB END |
| DESIGN FORM | PLAIN |
| LIGHTENING HOLE | NOT INCLUDED |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| MATERIAL AND LOCATION | COPPER-BERYLLIUM ALLOY,QQ-C-530,COND A OR H OVERALL |
| GROOVE SHAPE | U |
| GROOVE QUANTITY | 5 |
| GROOVE DEPTH | 0.625 INCHES NOMINAL |
| GROOVE WIDTH | 0.688 INCHES NOMINAL |
| GROOVE RADIUS | 0.344 INCHES NOMINAL |
| BORE FEATURE | NOT INCLUDED |
| PROTRUDING HUB CHARACTERISTIC | PLAIN OR |
| STEPPED |
| FIRST STEP FACE LARGEST DIAMETER AND LOCATION | 0.625 INCHES NOMINAL AA END |
| FIRST STEP LENGTH AND LOCATION | 0.500 INCHES NOMINAL AA END |
| SECOND STEP LENGTH AND LOCATION | 1.095 INCHES NOMINAL AA END |
| HUB END OUTSIDE DIAMETER AND LOCATION | 0.621 INCHES NOMINAL AA END |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 1.595 INCHES NOMINAL AA END |
| SPLIT HUB FEATURE | NOT INCLUDED |
| SPECIAL FEATURES | FIRST END INCLUDES PRATT AND WHITNEY KEYWAY 0.812 IN. LG,0.188 IN. W,0.094 IN. DEEP |