| MATERIAL | STEEL COMP 4140 SHAFT/HUB |
| STEEL FIRST GEAR |
| STEEL COMP 4140 SECOND GEAR |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE SHAFT/HUB |
| MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| FED STD 66 FED STD SINGLE MATERIAL RESPONSE SECOND GEAR |
| HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND |
| 32.0 ROCKWELL C MAXIMUM OVERALL |
| CONSTRUCTION | ASSEMBLED |
| DESIGN TYPE | SPUR FIRST GEAR |
| SPUR SECOND GEAR |
| NOMINAL OUTSIDE DIAMETER | 0.9105 INCHES FIRST GEAR |
| 0.2300 INCHES SECOND GEAR |
| NOMINAL OVERALL LENGTH | 0.154 INCHES |
| PRECISION CLASSIFICATION | QUALITY NUMBER 8 FIRST GEAR |
| BORE STYLE | PLAIN BOTH ENDS |
| BORE NOMINAL DIAMETER | 0.095 INCHES BOTH ENDS |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 31435 |
| DESIGN CONTROL REFERENCE | 86890-01 |