The Gear Cluster, cataloged under National Stock Number 3020-01-062-4009, 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 Ge Aviation Systems Llc. Government technical data includes 17 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 | 3020-01-062-4009 |
| Primary Part Number | 161305-01 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.187 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.360 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.333 INCHES SECOND END IN |
| Surface Treatment Document and Classification | MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Design Type | SPUR ALL GEARS |
| Bore Style | PLAIN BOTH ENDS |
| Precision Classification | QUALITY NUMBER 9 ALL GEARS |
| Nominal Overall Length | 0.282 INCHES IN |
| Material Document and Classification | MIL-S-7720,COND A MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-764,COND A FED SPEC 2ND MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN BOTH ENDS |
| Hub Nominal Length | 0.122 INCHES FIRST END IN |
| Hub Nominal Length | 0.040 INCHES SECOND END IN |
| Nominal Outside Diameter | 0.360 INCHES FIRST GEAR IN |
| Nominal Outside Diameter | 0.718 INCHES SECOND GEAR IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 303 OVERALL |
| Construction | ASSEMBLED |
| 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 |
|---|---|
| 161305-01 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 3020-01-062-4009 is a Gear Cluster, manufactured by Ge Aviation Systems Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-062-4009 has 1 manufacturer part number on file: 161305-01 (Ge Aviation Systems Llc).
Key specifications for 161305-01: Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.360 INCHES FIRST END IN; Hub Nominal Diameter: 0.333 INCHES SECOND END IN; Surface Treatment Document and Classification: MIL-STD-171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL. 17 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.