The Gear,helical, cataloged under National Stock Number 3020-01-189-6450, 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 Altra Industrial Motion Corp.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Altra Industrial Motion Corp. (CAGE 71041) |
| Parameter | Value |
|---|---|
| NSN | 3020-01-189-6450 |
| Primary Part Number | H-2448L |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Altra Industrial Motion Corp. |
| 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 |
|---|---|
| H-2448L PRIMARY | Altra Industrial Motion Corp. (USA) |
| Reference | Meaning |
|---|---|
| H-24481 | C/1 Advisory reference — outside the item-of-supply concept Altra Industrial Motion Corp. |
| E-82608 | D/9 Drawing number reference only Rulyn Inc |
| E-82608 PIECE 29 | 5/9 Secondary reference Emerson Process Management Valve Automation, Inc. |
NSN 3020-01-189-6450 is a Gear,helical, manufactured by Altra Industrial Motion Corp., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-189-6450 has 1 manufacturer part number on file: H-2448L (Altra Industrial Motion Corp.).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-199-4862, 5340-01-200-1768. 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.