The Gear Cluster, cataloged under National Stock Number 3020-01-009-7703, 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 Dba Ge Aviation Systems Llc. Government technical data includes 13 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 | 3020-01-009-7703 |
| Primary Part Number | NYLC379 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.108 INCHES BOTH ENDS IN |
| Design Type | WORM SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Nominal Overall Length | 0.840 INCHES IN |
| Hub Style Designator | PLAIN FIRST END |
| Hub Style Designator | PLAIN SECOND END |
| Hub Nominal Length | 0.156 INCHES SECOND END IN |
| Hub Nominal Length | 0.1488 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.3400 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 0.7656 INCHES FIRST GEAR IN |
| Surface Treatment | OXIDE OVERALL |
| Material | STEEL 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 |
|---|---|
| NYLC379 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
NSN 3020-01-009-7703 is a Gear Cluster, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-009-7703 has 1 manufacturer part number on file: NYLC379 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for NYLC379: Hub Nominal Diameter: 0.108 INCHES BOTH ENDS IN; Design Type: WORM SECOND GEAR; Design Type: SPUR FIRST GEAR; Nominal Overall Length: 0.840 INCHES IN. 13 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.