AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Gear Cluster |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gear Pulley Sprocket and Transmission Chain |
| National Item Identification Number (NIIN) | 00-939-2622 (009392622) |
| NCB Code | USA (00) |
| Manufacturer | Aerosonic Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-T-570 FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB |
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| APGF | DESIGN TYPE | SPUR SECOND GEAR |
| CQCF | CONSTRUCTION | ASSEMBLED |
| CQFM | HARDNESS RATING | 56.0 ROCKWELL C MINIMUM HUB AND 58.0 ROCKWELL C MAXIMUM HUB |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.421 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.765 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 0.298 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.047 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWQN | HUB NOMINAL LENGTH | 0.105 INCHES FIRST END |
| CWQN | HUB NOMINAL LENGTH | 0.105 INCHES SECOND END |
| CWTR | HUB STYLE DESIGNATOR | 2 STEPS BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| CWTX | HUB NOMINAL DIAMETER | 0.012 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.156 INCHES BETWEEN FIRST AND SECOND GEAR |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FIRST GEAR |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SECOND GEAR |
| MATT | MATERIAL | STEEL SHAFT/HUB |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5,T6 FED SPEC SINGLE MATERIAL RESPONSE FIRST GEAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5,T6 FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| Relevant Components for NSN - 3020-00-939-2622, 3020009392622 | ||||
| 3040-99-750-9441 (3040997509441) | 3040-01-309-9880 (3040013099880) | 3020-00-056-1680 (3020000561680) | 3040-01-592-1774 (3040015921774) | |
| 3040-01-340-6053 (3040013406053) | 3040-01-424-7637 (3040014247637) | 3020-00-762-8849 (3020007628849) | 3040-01-411-4890 (3040014114890) | |
| 3020-01-163-7221 (3020011637221) | 3030-00-041-2888 (3030000412888) | 3030-00-421-7151 (3030004217151) | 3040-01-256-3453 (3040012563453) | |
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