The Gear,helical, cataloged under National Stock Number 3020-01-366-3899, 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 General Crane and Hoist, Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | General Crane and Hoist, Inc. (CAGE 61811); Kone Industrial Oy (CAGE A029G) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-366-3899 |
| Primary Part Number | HS315-1560-170 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Crane and Hoist, 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 |
|---|---|
| EHW445X11K-200 ITEM 39 | General Crane and Hoist, Inc. (USA) |
| EHW445X11K-200 ITEM 39 | Kone Industrial Oy (FIN) |
| HS315-1560-170 PRIMARY | General Crane and Hoist, Inc. (USA) |
| Reference | Meaning |
|---|---|
| HS315-1560-170 | 5/9 Secondary reference Kone Oyj Hyvinkaan Tehtaat |
| EHW445X11K-200 | D/9 Drawing number reference only Kone Oyj Hyvinkaan Tehtaat |
| HS315-1560-170 | C/1 Advisory reference — outside the item-of-supply concept Kone Industrial Oy |
| EHW445X11K-200 ITEM 39 | 5/9 Secondary reference Kone Oyj Hyvinkaan Tehtaat |
NSN 3020-01-366-3899 is a Gear,helical, manufactured by General Crane and Hoist, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-366-3899 has 3 manufacturer part numbers on file: EHW445X11K-200 ITEM 39 (General Crane and Hoist, Inc.), EHW445X11K-200 ITEM 39 (Kone Industrial Oy), HS315-1560-170 (General Crane and Hoist, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-366-3900. 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.