| 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) | 00-412-5144 (004125144) |
| NCB Code | USA (00) |
| Manufacturer | Sikorsky Aircraft Corporation, Igw Systems Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 65351-11509-103 | sikorsky aircraft corporation | gear cluster | RFQ |
| 65351-11509-103 | igw systems inc | gear cluster | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| APGF | DESIGN TYPE | SPUR SECOND GEAR |
| BDZQ | BACKLASH DESIGNATION | GRADE A ALL GEARS |
| CQCF | CONSTRUCTION | SOLID |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM TEETH AND 64.0 ROCKWELL C MAXIMUM TEETH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 11.697 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 11.820 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 6.880 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.570 INCHES FIRST END |
| CWQN | HUB NOMINAL LENGTH | 2.370 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWRS | BORE NOMINAL DIAMETER | 9.880 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | 3 STEPS BETWEEN FIRST AND SECOND GEAR |
| CWTR | HUB STYLE DESIGNATOR | PLAIN FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 10.180 INCHES FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 10.500 INCHES BETWEEN FIRST AND SECOND GEAR |
| FEAT | SPECIAL FEATURES | TWO GROOVES ON BORE DIMENSION |
| MATT | MATERIAL | STEEL COMP E9310 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6265,NORMALIZED AND TEMPERED ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| Relevant Components for NSN - 3020-00-412-5144, 3020004125144 | ||||
| 3040-00-542-0494 (3040005420494) | 3020-00-622-2406 (3020006222406) | 3040-01-425-4898 (3040014254898) | 3010-01-302-9202 (3010013029202) | |
| 3040-00-709-1500 (3040007091500) | 3020-00-060-2503 (3020000602503) | 3040-00-115-5699 (3040001155699) | 3040-01-251-9385 (3040012519385) | |
| 3040-00-365-5573 (3040003655573) | 3040-01-627-0623 (3040016270623) | 3040-01-424-7581 (3040014247581) | 3040-01-476-8784 (3040014768784) | |
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