| LIGHTENING HOLE | NOT INCLUDED |
| LUBRICATION MODE | VISIBLE MEANS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 4130 ASSN STD 1ST MATERIAL RESPONSE AND AISI 4140 ASSN STD 2ND MATERIAL RESPONSE AND AISI 4142 ASSN STD 3RD MATERIAL RESPONSE AND AISI 4340 ASSN STD 4TH MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4340 |
| HUB END OUTSIDE DIAMETER AND LOCATION | 0.700 INCHES NOMINAL AA END |
| HUB EXTERNAL KEYWAY | NOT INCLUDED |
| III STYLE DESIGNATOR | PLAIN |
| PROPRIETARY CHARACTERISTICS | PACS |
| PROTRUDING HUB CHARACTERISTIC | PLAIN |
| OVERALL LENGTH | 0.630 INCHES NOMINAL |
| SECURING HOLE QUANTITY | 1 |
| SECURING LOCATION | AA END |
| SECURING METHOD | DRILLED HOLE |
| SPLINE LENGTH | 0.630 INCHES NOMINAL |
| SPLINE MAJOR DIAMETER | 0.537 INCHES NOMINAL |
| SPLINE MINOR DIAMETER | 0.438 INCHES NOMINAL |
| SPLINE PITCH DIAMETER | 0.4688 INCHES NOMINAL |
| SPLINE PRESSURE ANGLE IN DEG | 30.0 |
| SPLINE QUANTITY | 15 |
| SURFACE TREATMENT | PHOSPHATE |
| TEETH ROW QUANTITY | 1 |
| TEETH HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM |
| TEETH QUANTITY PER ROW | 7 |
| DESIGN FORM | PLAIN |
| DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.380 INCHES NOMINAL AA END |
| DRILLED HOLE DIAMETER | 0.127 INCHES NOMINAL |
| BORE TYPE | INVOLUTE SPLINE |
| COUNTERBORE FEATURE | NOT INCLUDED |
| FACE WIDTH | 0.250 INCHES NOMINAL |
| HARDNESS RATING TEST METHOD | ROCKWELL |
| HOLE LOCATION | THROUGH HUB |