| MATERIAL | STEEL COMP 1050 FIRST GEAR |
| STEEL COMP O6 SECOND GEAR |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66AISI/SAE1050 FED STD SINGLE MATERIAL RESPONSE FIRST GEAR |
| QQ-S-628,CLASS B FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| SURFACE TREATMENT | OXIDE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND |
| 50.0 ROCKWELL C MAXIMUM OVERALL |
| CONSTRUCTION | ASSEMBLED |
| DESIGN TYPE | SPUR ALL GEARS |
| NOMINAL OUTSIDE DIAMETER | 0.578 INCHES FIRST GEAR |
| 0.250 INCHES SECOND GEAR |
| NOMINAL OVERALL LENGTH | 0.206 INCHES |
| BORE STYLE | PLAIN SECOND END |
| BORE NOMINAL DIAMETER | 0.096 INCHES SECOND END |
| HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| HUB NOMINAL LENGTH | 0.016 INCHES BETWEEN FIRST AND SECOND GEAR |
| HUB NOMINAL DIAMETER | 0.165 INCHES BETWEEN FIRST AND SECOND GEAR |