| 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) | 01-122-1220 (011221220) |
| NCB Code | USA (01) |
| Manufacturer | Raytheon Company, Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABSX | ATTACHMENT METHOD | MOUNTING HOLE |
| ANTP | BORE STYLE | PLAIN BOTH ENDS |
| APGF | DESIGN TYPE | SPUR ALL GEARS |
| CQCF | CONSTRUCTION | SOLID |
| CQFM | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| CWCD | NOMINAL OUTSIDE DIAMETER | 2.560 INCHES SECOND GEAR |
| CWCD | NOMINAL OUTSIDE DIAMETER | 3.810 INCHES FIRST GEAR |
| CWFR | NOMINAL OVERALL LENGTH | 1.250 INCHES |
| CWQN | HUB NOMINAL LENGTH | 0.500 INCHES FIRST END |
| CWRS | BORE NOMINAL DIAMETER | 1.124 INCHES BOTH ENDS |
| CWTR | HUB STYLE DESIGNATOR | PINNED FIRST END |
| CWTX | HUB NOMINAL DIAMETER | 1.630 INCHES FIRST END |
| MATT | MATERIAL | STEEL CORROSION RESISTING ALL GEARS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE ALL GEARS |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 3020-01-122-1220, 3020011221220 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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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