| BEARINGS | NOT INCLUDED |
| BORE DIAMETER | 0.8750 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM |
| BORE LENGTH | 1.3125 INCHES NOMINAL |
| BORE FEATURE | INCLUDED |
| BORE TYPE | STRAIGHT |
| COUNTERBORE FEATURE | NOT INCLUDED |
| DESIGN FORM | WEBBED |
| DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.5550 INCHES NOMINAL |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.406 INCHES NOMINAL AA END AND 1.187 INCHES NOMINAL BB END |
| FACE WIDTH | 2.093 INCHES NOMINAL |
| GROOVE QUANTITY | 4 |
| GROOVE SHAPE | V |
| GROOVE WIDTH | 0.375 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| GROOVE DEPTH | 0.5315 INCHES NOMINAL |
| HUB END OUTSIDE DIAMETER AND LOCATION | 1.375 INCHES NOMINAL BOTH ENDS |
| INTEGRAL COOLING VANE | NOT INCLUDED |
| KEYWAY WIDTH | 0.251 INCHES MINIMUM AND 0.256 INCHES MAXIMUM |
| KEYING FACILITY | INCLUDED |
| KEYING FACILITY TYPE | KEYWAY |
| LIGHTENING HOLE | NOT INCLUDED |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633,FS1010 TO FSA020 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-681,CLASS 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| OUTSIDE DIAMETER | 4.000 INCHES NOMINAL |
| OVERALL LENGTH | 2.499 INCHES NOMINAL |
| QUANTITY | 1 |
| SPLIT HUB FEATURE | NOT INCLUDED |
| STYLE DESIGNATOR | WEBBED OR SPOKED |
| V GROOVE ANGLE IN DEG | 28.0 |
| WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |