The Gear Cluster, cataloged under National Stock Number 3020-01-286-3359, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-286-3359 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Design Type | SPUR ALL GEARS |
| Nominal Overall Length | 1.703 INCHES IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Hub Nominal Length | 0.438 INCHES SECOND END IN |
| Hub Nominal Length | 0.484 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.555 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 1.589 INCHES FIRST GEAR IN |
| Material | STEEL COMP 8620 OVERALL |
| Construction | SOLID |
| 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 |
|---|---|
| 44767 | 3/9 Design control — primary reference Ingersoll-Rand Company Dba Ingersoll-Rand |
| 44767 | C/1 Advisory reference — outside the item-of-supply concept Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
NSN 3020-01-286-3359 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5330-01-338-3878, 7045-01-453-5934, 4320-01-531-2752. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-286-3359: Hub Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Design Type: SPUR ALL GEARS; Nominal Overall Length: 1.703 INCHES IN; Hub Style Designator: PLAIN BOTH ENDS. 10 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.