The Gear Cluster, cataloged under National Stock Number 3020-01-265-8491, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-265-8491 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.625 INCHES FIRST END IN |
| Counterbore Nominal Diameter | 0.4375 INCHES FIRST END IN |
| Design Type | SPUR ALL GEARS |
| Bore Style | W/COUNTERBORE FIRST END |
| Nominal Overall Length | 0.500 INCHES IN |
| Material Document and Classification | AMS6265 ASSN STD SINGLE MATERIAL RESPONSE SHAFT/HUB |
| Nominal Outside Diameter | 2.150 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 3.441 INCHES FIRST GEAR IN |
| Material | STEEL COMP E9310 SHAFT/HUB |
| Counterbore Nominal Depth | 0.094 INCHES FIRST END IN |
| 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 |
|---|---|
| 742847 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-265-8491 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-265-8491: Bore Nominal Diameter: 0.625 INCHES FIRST END IN; Counterbore Nominal Diameter: 0.4375 INCHES FIRST END IN; Design Type: SPUR ALL GEARS; Bore Style: W/COUNTERBORE FIRST END. 11 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 3020-01-265-8491 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.