The Gear,helical, cataloged under National Stock Number 3020-01-311-0169, 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 Volvo Penta of the Americas Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Gear,helical |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Meca Bateau Distribution (CAGE FAL35); Volvo Penta of the Americas Inc (CAGE 61724) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-311-0169 |
| Primary Part Number | 838657-5 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Volvo Penta of the Americas Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 838657-5 | Meca Bateau Distribution (FRA) |
| 838657-5 PRIMARY | Volvo Penta of the Americas Inc (USA) |
| Reference | Meaning |
|---|---|
| 838657-5 | 5/9 Secondary reference Ab Volvo Penta |
| 838657-5 | 5/9 Secondary reference Volvo Penta France |
| 838657 | D/9 Drawing number reference only Volvo Penta of the Americas Inc |
NSN 3020-01-311-0169 is a Gear,helical, manufactured by Volvo Penta of the Americas Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-311-0169 has 2 manufacturer part numbers on file: 838657-5 (Meca Bateau Distribution), 838657-5 (Volvo Penta of the Americas Inc).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-504-1996. Verify interchangeability with system specifications before substitution.
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.