The Gear Cluster, cataloged under National Stock Number 3020-00-586-9276, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-586-9276 |
| Primary Part Number | 3013211 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Hub Nominal Diameter | UNABLE TO DECODE0.187 INCHES BOTH ENDS0.187 INCHES BOTH ENDS IN |
| Backlash Designation | UNABLE TO DECODEGRADE C ALL GEARSGRADE C ALL GEARS |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SECOND GEARMIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SECOND GEAR |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SECOND GEARUNABLE TO DECODE |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SHAFT/HUBMIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SHAFT/HUB |
| Design Type | UNABLE TO DECODESPUR SECOND GEARSPUR SECOND GEAR |
| Design Type | UNABLE TO DECODESPUR FIRST GEARSPUR FIRST GEAR |
| Precision Classification | UNABLE TO DECODEQUALITY NUMBER 10 ALL GEARSQUALITY NUMBER 10 ALL GEARS |
| Nominal Overall Length | 1.125 INCHES1.125 INCHES IN |
| Material Document and Classification | UNABLE TO DECODEASTM B150,ALLOY 1 ASSN STD SINGLE MATERIAL RESPONSE FIRST GEARASTM B150,ALLOY 1 ASSN STD SINGLE MATERIAL RESPONSE FIRST GEAR |
| Material Document and Classification | UNABLE TO DECODEQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE SECOND GEARQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE SECOND GEAR |
| Material Document and Classification | UNABLE TO DECODEQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUBQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE SHAFT/HUB |
| Hub Style Designator | UNABLE TO DECODE1 STEP FIRST END1 STEP FIRST END |
| Hub Style Designator | UNABLE TO DECODEPLAIN SECOND ENDPLAIN SECOND END |
| Hub Nominal Length | UNABLE TO DECODE0.2110 INCHES FIRST END0.2110 INCHES FIRST END IN |
| Hub Nominal Length | UNABLE TO DECODE0.5390 INCHES SECOND END0.5390 INCHES SECOND END IN |
| Nominal Outside Diameter | UNABLE TO DECODE0.404 INCHES SECOND GEAR0.404 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | UNABLE TO DECODE1.274 INCHES FIRST GEAR1.274 INCHES FIRST GEAR IN |
| Surface Treatment | PASSIVATE SHAFT/HUBPASSIVATE SHAFT/HUB |
| Surface Treatment | PASSIVATE SHAFT/HUBUNABLE TO DECODE |
| Surface Treatment | UNABLE TO DECODEPASSIVATE SECOND GEARPASSIVATE SECOND GEAR |
| Material | UNABLE TO DECODECOPPER ALLOY FIRST GEARCOPPER ALLOY FIRST GEAR |
| Material | UNABLE TO DECODESTEEL COMP 303 SECOND GEARSTEEL COMP 303 SECOND GEAR |
| Material | UNABLE TO DECODESTEEL COMP 303 SHAFT/HUBSTEEL COMP 303 SHAFT/HUB |
| Construction | ASSEMBLEDASSEMBLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3013211 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3020-00-586-9276 is a Gear Cluster, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-586-9276 has 1 manufacturer part number on file: 3013211 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 3013211: Hub Nominal Diameter: UNABLE TO DECODE0.187 INCHES BOTH ENDS0.187 INCHES BOTH ENDS IN; Backlash Designation: UNABLE TO DECODEGRADE C ALL GEARSGRADE C ALL GEARS; Surface Treatment Document and Classification: UNABLE TO DECODE; Surface Treatment Document and Classification: MIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SECOND GEARMIL-STD-171,FINISH 5.4.1 MIL STD SINGLE TREATMENT RESPONSE SECOND GEAR. 26 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.