| MATERIAL | STEEL COMP E4340 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND |
| 38.0 ROCKWELL C MAXIMUM OVERALL |
| TEETH QUANTITY | 163 |
| TEETH TYPE | SPUR |
| TOOTH FORM | STUB |
| PRESSURE ANGLE | 20.0000 DEGREES |
| PITCH DIAMETER | 5.0938 INCHES NOMINAL |
| NOMINAL OVERALL LENGTH | 1.710 INCHES |
| NOMINAL OUTSIDE DIAMETER | 5.508 INCHES |
| FACE NOMINAL WIDTH | 0.330 INCHES |
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS |
| BORE NOMINAL DIAMETER | 1.879 INCHES BOTH ENDS |
| SPLINE QUANTITY | 35 BOTH ENDS |
| SPLINE PITCH DIAMETER | 1.7500 INCHES NOMINAL BOTH ENDS |
| HUB NOMINAL DIAMETER | 2.100 INCHES FIRST END |
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 99167 |
| DESIGN CONTROL REFERENCE | 30276-1 |