| MATERIAL | STEEL COMP 303 SHAFT/HUB | 
|  | ALUMINUM ALLOY 2024 FIRST GEAR | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB | 
|  | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR | 
| SURFACE TREATMENT | PASSIVATE SHAFT/HUB | 
|  | ANODIZE FIRST GEAR | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171,FINISH NO.5.4.1 MIL STD SINGLE TREATMENT RESPONSE SHAFT/HUB | 
|  | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE FIRST GEAR | 
| CONSTRUCTION | ASSEMBLED | 
| DESIGN TYPE | SPUR FIRST GEAR | 
|  | SPUR SECOND GEAR | 
| NOMINAL OUTSIDE DIAMETER | 1.531 INCHES FIRST GEAR | 
| PRECISION CLASSIFICATION | QUALITY NUMBER 12 ALL GEARS | 
| HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | 
|  | 1 STEP BOTH ENDS | 
| SPECIAL FEATURES | LARGEST GEAR IS ANTIBACKLASH TYPE |