| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS6274 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM HUB |
| 58.0 ROCKWELL C MINIMUM AND |
| 62.0 ROCKWELL C MAXIMUM TEETH |
| TEETH QUANTITY | 30 |
| TOOTH FORM | STUB |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY |
| PITCH DIAMETER | 3.0000 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.630 INCHES |
| NOMINAL OUTSIDE DIAMETER | 3.163 INCHES |
| FACE NOMINAL WIDTH | 0.385 INCHES |
| NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.245 INCHES FIRST END |
| BODY RECESS NOMINAL DEPTH | 0.258 INCHES BOTH ENDS |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.610 INCHES BOTH ENDS |
| SPLINE QUANTITY | 13 BOTH ENDS |
| SPLINE PITCH DIAMETER | 3.0000 INCHES NOMINAL BOTH ENDS |
| HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| END NOMINAL LENGTH | 1.185 INCHES FIRST END |
| END NOMINAL DIAMETER | 0.810 INCHES FIRST END |
| FIRST STEP NOMINAL LENGTH | 0.060 INCHES FIRST END |
| FIRST STEP NOMINAL DIAMETER | 1.200 INCHES FIRST END |
| BODY STYLE | WEBBED, OFFSET, SOLID |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 28839 |
| DESIGN CONTROL REFERENCE | 532174 |