The Gear,helical, cataloged under National Stock Number 3020-00-652-2376, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-652-2376 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Helix Angle | 5.0000 DEGREES |
| Hub Nominal Diameter | 1.500 INCHES BOTH ENDS IN |
| Teeth Quantity | 12 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | LEFT |
| Nominal Distance Between Body Face and Protruding Hub End | 3.250 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 3.000 INCHES SECOND END IN |
| Teeth Type | SINGLE HELIX |
| Style Designator | PROTRUDING HUBS |
| Tooth Form | SPECIAL |
| Features Provided | CASEHARDENED |
| Hub Style Designator | PLAIN BOTH ENDS |
| Nominal Outside Diameter | 3.5000 INCHES IN |
| Material | STEEL OVERALL |
| Face Nominal Width | 4.000 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 |
| Reference | Meaning |
|---|---|
| 125D291AA1 | 5/9 Secondary reference U.S. Government activity |
| 125D291AA1 | 3/9 Design control — primary reference General Electric Co Naval and Drive Turbine Systems Dept |
NSN 3020-00-652-2376 is a Gear,helical, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-652-2376: Helix Angle: 5.0000 DEGREES; Hub Nominal Diameter: 1.500 INCHES BOTH ENDS IN; Teeth Quantity: 12; Body Style: PLAIN, SOLID. 15 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.