The Gear,helical, cataloged under National Stock Number 3020-01-341-0898, 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 Co Distribution Support Opn Customer Service and Distribution. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-341-0898 |
| Primary Part Number | 744C523-1 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Electric Co Distribution Support Opn Customer Service and Distribution |
| Status | ACTIVE |
| Helix Angle | 24.2499 DEGREES |
| Teeth Quantity | 52 |
| Tooth Direction | RIGHT |
| Teeth Type | SINGLE HELIX |
| Material Document and Classification | G.E.SPEC B50A-400CL E MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 6.5631 INCHES NOMINAL IN |
| Nominal Outside Diameter | 6.815 INCHES IN |
| Pressure Angle | 17.1166 DEGREES |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 744C523-1 PRIMARY | General Electric Co Distribution Support Opn Customer Service and Distribution (USA) |
| Reference | Meaning |
|---|---|
| 744C523PC1 | 5/9 Secondary reference General Electric Company |
| 744C523-1 | 5/9 Secondary reference General Electric Company |
NSN 3020-01-341-0898 is a Gear,helical, manufactured by General Electric Co Distribution Support Opn Customer Service and Distribution, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-341-0898 has 1 manufacturer part number on file: 744C523-1 (General Electric Co Distribution Support Opn Customer Service and Distribution).
Key specifications for 744C523-1: Helix Angle: 24.2499 DEGREES; Teeth Quantity: 52; Tooth Direction: RIGHT; Teeth Type: SINGLE HELIX. 9 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.