The Gear,helical, cataloged under National Stock Number 3020-01-255-0909, 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 Detroit Diesel Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Gear,helical |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Rolls-Royce Solutions Gmbh (CAGE D8266); Detroit Diesel Corporation (CAGE 3B518) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-255-0909 |
| Primary Part Number | 8380520001 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Detroit Diesel Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 8380520001 | Rolls-Royce Solutions Gmbh (DEU) |
| 8380520001 PRIMARY | Detroit Diesel Corporation (USA) |
NSN 3020-01-255-0909 is a Gear,helical, manufactured by Detroit Diesel Corporation, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-255-0909 has 2 manufacturer part numbers on file: 8380520001 (Rolls-Royce Solutions Gmbh), 8380520001 (Detroit Diesel Corporation).
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.