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) | 00-055-3881 (000553881) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| APGF | DESIGN TYPE | SPUR SECOND GEAR |
| CQCF | CONSTRUCTION | SOLID |
| CWCD | NOMINAL OUTSIDE DIAMETER | 0.1666 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.0166 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 0.488 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.050 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWQN | HUB NOMINAL LENGTH | 0.103 INCHES SECOND END |
| CWQN | HUB NOMINAL LENGTH | 0.113 INCHES FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP FIRST END |
| CWTR | HUB STYLE DESIGNATOR | 1 STEP SECOND END |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| CWTX | HUB NOMINAL DIAMETER | 0.115 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWTX | HUB NOMINAL DIAMETER | 0.1247 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 0.1247 INCHES SECOND END |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-268,COND T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 3020-00-055-3881, 3020000553881 | ||||
| 3040-01-293-6061 (3040012936061) | 3020-01-092-7507 (3020010927507) | 3020-01-526-6231 (3020015266231) | 3020-01-177-2167 (3020011772167) | |
| 3020-00-418-5559 (3020004185559) | 3040-00-011-9183 (3040000119183) | 3040-00-752-1099 (3040007521099) | 3040-00-423-9886 (3040004239886) | |
| 3020-01-109-4621 (3020011094621) | 3020-01-222-8376 (3020012228376) | 3020-00-875-8283 (3020008758283) | 3040-00-426-1884 (3040004261884) | |
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