| MATERIAL | STEEL COMP 4130 OR |
| STEEL COMP 4140 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A322 ASSN STD 1ST MATERIAL RESPONSE OR |
| ASTM-A331 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM OVERALL |
| CONSTRUCTION | SOLID |
| DESIGN TYPE | SPUR ALL GEARS |
| NOMINAL OUTSIDE DIAMETER | 3.686 INCHES FIRST GEAR |
| 2.402 INCHES SECOND GEAR |
| NOMINAL OVERALL LENGTH | 0.850 INCHES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 8 ALL GEARS |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.405 INCHES BOTH ENDS |
| SPLINE QUANTITY | 15 BOTH ENDS |
| SPLINE PITCH DIAMETER | 0.4688 INCHES NOMINAL BOTH ENDS |
| HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| HUB NOMINAL LENGTH | 0.230 INCHES BETWEEN FIRST AND SECOND GEAR |
| HUB NOMINAL DIAMETER | 1.950 INCHES BETWEEN FIRST AND SECOND GEAR |
| SPECIAL FEATURES | 1ST GEAR DATA: NO. OF TEETH 72; FACE NOMINAL WIDTH 0.310; PITCH DIA. 3.6000; PRESSURE ANGLE 20.0000; 2ND GEAR DATA: NO. OF TEETH 32; FACE NOMINAL WIDTH 0.310; PITCH DIA. 2.2857; PRESSURE ANGLE 20.0000 |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 05606 |
| DESIGN CONTROL REFERENCE | 10029113 |