The Gear Cluster, cataloged under National Stock Number 3020-01-201-1737, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-201-1737 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.250 INCHES SECOND END IN |
| Hub Nominal Diameter | 0.125 INCHES FIRST END IN |
| Design Type | SPUR ALL GEARS |
| Nominal Overall Length | 0.877 INCHES IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | 1 STEP BOTH ENDS |
| Hub Nominal Length | 0.266 INCHES FIRST END IN |
| Hub Nominal Length | 0.286 INCHES SECOND END IN |
| Nominal Outside Diameter | 0.694 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 1.111 INCHES FIRST GEAR IN |
| Material | STEEL OVERALL |
| Construction | SOLID |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A1020F226 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-201-1737 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-201-1737: Hub Nominal Diameter: 0.250 INCHES SECOND END IN; Hub Nominal Diameter: 0.125 INCHES FIRST END IN; Design Type: SPUR ALL GEARS; Nominal Overall Length: 0.877 INCHES IN. 12 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.
NSN 3020-01-201-1737 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.