The Gear Cluster, cataloged under National Stock Number 3020-01-419-4742, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-419-4742 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.0902 INCHES BOTH ENDS IN |
| Design Type | SPUR FIRST GEAR |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Overall Length | 0.363 INCHES IN |
| Nominal Outside Diameter | 0.2250 INCHES SECOND GEAR IN |
| Material | STEEL COMP 303 OVERALL |
| Construction | ASSEMBLED |
| Attachment Method | CLAMP |
| 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 |
|---|---|
| 21828 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-419-4742 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): 3040-01-492-0470, 2835-01-492-5857, 4820-01-595-5041. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-419-4742: Bore Nominal Diameter: 0.0902 INCHES BOTH ENDS IN; Design Type: SPUR FIRST GEAR; Bore Style: PLAIN BOTH ENDS; Nominal Overall Length: 0.363 INCHES IN. 8 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.