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) | 00-118-4253 (001184253) |
| NCB Code | USA (00) |
| Manufacturer | United Technologies Corporation, Pratt And Whitney Canada Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| APGF | DESIGN TYPE | BEVEL SECOND GEAR |
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| BDZQ | BACKLASH DESIGNATION | GRADE A FIRST GEAR |
| CQCF | CONSTRUCTION | SOLID |
| CQFM | HARDNESS RATING | 81.0 ROCKWELL A MINIMUM AND 84.0 ROCKWELL A MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.541 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.340 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 1.388 INCHES |
| CWQN | HUB NOMINAL LENGTH | 1.250 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWRS | BORE NOMINAL DIAMETER | 1.250 INCHES BOTH ENDS |
| MATT | MATERIAL | STEEL COMP E9310 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 3020-00-118-4253, 3020001184253 | ||||
| 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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