| 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) | 00-399-9937 (003999937) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed |
| MRC | Criteria | Characteristic |
|---|---|---|
| ANTP | BORE STYLE | W/COUNTERBORE BOTH ENDS |
| APGF | DESIGN TYPE | SPUR FIRST GEAR |
| APGF | DESIGN TYPE | SPUR SECOND GEAR |
| CQCF | CONSTRUCTION | SOLID |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.538 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.391 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 1.999 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.187 INCHES BETWEEN FIRST AND SECOND GEAR |
| CWRS | BORE NOMINAL DIAMETER | 1.688 INCHES BOTH ENDS |
| CWTB | COUNTERBORE NOMINAL DEPTH | 0.563 INCHES BOTH ENDS |
| CWTG | COUNTERBORE NOMINAL DIAMETER | 1.850 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR |
| CWTX | HUB NOMINAL DIAMETER | 2.188 INCHES BETWEEN FIRST AND SECOND GEAR |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,ALLOY NO.2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Components Related to NSN - 3020-00-399-9937, 3020003999937 | ||||
| 3040-01-616-1715 (3040016161715) | 3040-01-519-1220 (3040015191220) | 3010-01-357-7602 (3010013577602) | 3010-01-578-0605 (3010015780605) | |
| 3040-01-341-0142 (3040013410142) | 3040-01-507-5715 (3040015075715) | 3040-00-126-4217 (3040001264217) | 3040-01-321-4483 (3040013214483) | |
| 3040-00-670-6700 (3040006706700) | 3020-00-908-1663 (3020009081663) | 3020-00-757-4149 (3020007574149) | 3020-00-064-6372 (3020000646372) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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