| MATERIAL | STEEL COMP 1144 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND |
| AISI/SAE 1144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 30 |
| TOOTH FORM | STANDARD |
| PRESSURE ANGLE | 14.5000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| PITCH DIAMETER | 3.0000 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.969 INCHES |
| NOMINAL OUTSIDE DIAMETER | 3.199 INCHES |
| FACE NOMINAL WIDTH | 0.875 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.094 INCHES FIRST END |
| BODY RECESS NOMINAL DEPTH | 0.594 INCHES SECOND END |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.015 INCHES BOTH ENDS |
| SPLINE QUANTITY | 10 BOTH ENDS |
| SPLINE PITCH DIAMETER | 0.9380 INCHES NOMINAL BOTH ENDS |
| COUNTERBORE NOMINAL DEPTH | 0.594 INCHES SECOND END |
| COUNTERBORE NOMINAL DIAMETER | 1.015 INCHES SECOND END |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| END NOMINAL LENGTH | 0.968 INCHES FIRST END |
| END NOMINAL DIAMETER | 1.373 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.125 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 2.250 INCHES FIRST END |
| BODY STYLE | WEBBED, SOLID |
| SPECIAL FEATURES | SPLINE NOM. MINOR DIA. 0.863 IN. |