The Gear Cluster, cataloged under National Stock Number 3020-00-090-8733, 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15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-00-090-8733 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.1875 INCHES FIRST END IN |
| Hub Nominal Diameter | 0.125 INCHES SECOND END IN |
| Design Type | BEVEL SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Nominal Overall Length | 1.441 INCHES IN |
| Hub Style Designator | PLAIN FIRST END |
| Hub Style Designator | 1 STEP SECOND END |
| Hub Nominal Length | 0.125 INCHES FIRST END IN |
| Hub Nominal Length | 1.0313 INCHES SECOND END IN |
| Nominal Outside Diameter | 0.750 INCHES FIRST GEAR IN |
| Nominal Outside Diameter | 0.5500 INCHES SECOND GEAR IN |
| Material | STEEL SECOND GEAR |
| Material | STEEL SHAFT/HUB |
| Material | COPPER ALLOY FIRST GEAR |
| Construction | ASSEMBLED |
| 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 |
|---|---|
| 033709T | C/1 Advisory reference — outside the item-of-supply concept Kovatch Corp. |
| 4110 | 3/9 Design control — primary reference Prince Alexander Partners Inc Div Architecture Engieering and Economic Development |
NSN 3020-00-090-8733 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-090-8733: Hub Nominal Diameter: 0.1875 INCHES FIRST END IN; Hub Nominal Diameter: 0.125 INCHES SECOND END IN; Design Type: BEVEL SECOND GEAR; Design Type: SPUR FIRST GEAR. 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.