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) | 00-511-1157 (005111157) |
| NCB Code | USA (00) |
| Manufacturer | Guptill Gear Corp, 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 | 0.2833 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 1.0667 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 0.818 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.160 INCHES SECOND END |
| CWQN | HUB NOMINAL LENGTH | 0.175 INCHES FIRST END |
| CWQN | HUB NOMINAL LENGTH | 0.320 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWTR | HUB STYLE DESIGNATOR | 2 STEPS BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| CWTX | HUB NOMINAL DIAMETER | 0.124 INCHES BOTH ENDS |
| CWTX | HUB NOMINAL DIAMETER | 0.155 INCHES BETWEEN FIRST AND SECOND GEAR |
| MATT | MATERIAL | STEEL COMP 303S OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7720,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| Relevant Components for NSN - 3020-00-511-1157, 3020005111157 | ||||
| 3030-01-334-1538 (3030013341538) | 3040-01-309-7521 (3040013097521) | 3040-01-044-7153 (3040010447153) | 3040-00-393-3384 (3040003933384) | |
| 3040-00-949-5777 (3040009495777) | 3020-00-528-4648 (3020005284648) | 3040-01-140-4186 (3040011404186) | 3040-01-220-9945 (3040012209945) | |
| 3020-01-433-7173 (3020014337173) | 3030-00-528-6759 (3030005286759) | 3020-00-379-6579 (3020003796579) | 3030-01-713-7100 (3030017137100) | |
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