The Gear,helical, cataloged under National Stock Number 3020-00-294-7419, 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 Electric Company. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-294-7419 |
| Primary Part Number | 8445025-11 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Keyway Nominal Width | 0.250 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 1.9975 INCHES BOTH ENDS IN |
| Helix Angle | 5.0000 DEGREES |
| Teeth Quantity | 14 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Teeth Type | SINGLE HELIX |
| Style Designator | HUBLESS |
| Material Document and Classification | MIL-S-890,ALLOY NO. 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.5000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 3.997 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 1.141 INCHES BOTH ENDS IN |
| Pressure Angle | 24.0809 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 4.767 INCHES IN |
| 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 |
|---|---|
| 8445025-11 | General Electric Company (USA) |
| 8445025-11 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| WW-8445025-11 | C/1 Advisory reference — outside the item-of-supply concept General Electric Company |
| 8445025-11 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
NSN 3020-00-294-7419 is a Gear,helical, manufactured by General Electric Company, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-294-7419 has 2 manufacturer part numbers on file: 8445025-11 (General Electric Company), 8445025-11 (General Electric Company).
Key specifications for 8445025-11: Keyway Nominal Width: 0.250 INCHES BOTH ENDS IN; Bore Nominal Diameter: 1.9975 INCHES BOTH ENDS IN; Helix Angle: 5.0000 DEGREES; Teeth Quantity: 14. 17 specifications are documented in the U.S. Government catalog.
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.