The Gear,helical, cataloged under National Stock Number 3020-00-385-9489, 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 Siemens Energy, Inc.. The record lists 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Gear,helical |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Siemens Energy, Inc. (CAGE 16712); Circor Pumps North America Llc (CAGE 59180) |
| Parameter | Value |
|---|---|
| NSN | 3020-00-385-9489 |
| Primary Part Number | G7629PC77 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Siemens Energy, Inc. |
| 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 |
|---|---|
| G7629PC77 | Siemens Energy, Inc. (USA) |
| G7699PC85 | Siemens Energy, Inc. (USA) |
| G6636PC77 | Siemens Energy, Inc. (USA) |
| G6641PC77 | Siemens Energy, Inc. (USA) |
| G7709PC82 | Siemens Energy, Inc. (USA) |
| G7946PC77 | Siemens Energy, Inc. (USA) |
| G7646PC77 | Siemens Energy, Inc. (USA) |
| G9669PC77 | Siemens Energy, Inc. (USA) |
| G9726PC77 | Circor Pumps North America Llc (USA) |
| G7777PC77 | Siemens Energy, Inc. (USA) |
| G9731PC77 | Circor Pumps North America Llc (USA) |
| G7704PC85 | Siemens Energy, Inc. (USA) |
| G7624PC77 | Siemens Energy, Inc. (USA) |
| G7782PC77 | Siemens Energy, Inc. (USA) |
| G6735PC77 | Siemens Energy, Inc. (USA) |
| G7651PC77 | Siemens Energy, Inc. (USA) |
| G7941PC77 | Siemens Energy, Inc. (USA) |
| G7714PC82 | Siemens Energy, Inc. (USA) |
| G9674PC77 | Siemens Energy, Inc. (USA) |
| G6740PC77 | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| G9726PC77 | 5/9 Secondary reference Siemens Energy, Inc. |
| W98CS | 5/9 Secondary reference Siemens Energy, Inc. |
| W98CS | 3/9 Design control — primary reference Imo Industries Inc Delroyd Worm Gear Div |
| G9731PC77 | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 3020-00-385-9489 is a Gear,helical, manufactured by Siemens Energy, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-385-9489 has 20 manufacturer part numbers on file: G7629PC77 (Siemens Energy, Inc.), G7699PC85 (Siemens Energy, Inc.), G6636PC77 (Siemens Energy, Inc.), G6641PC77 (Siemens Energy, Inc.), G7709PC82 (Siemens Energy, Inc.) and 15 more.
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.