The Gear Cluster, cataloged under National Stock Number 3020-01-038-3899, 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10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-038-3899 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Design Type | SPUR SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Precision Classification | QUALITY NUMBER 12 FIRST GEAR |
| Nominal Overall Length | 0.556 INCHES IN |
| Hub Style Designator | 1 STEP SECOND END |
| Hub Nominal Length | 0.253 INCHES FIRST END IN |
| Hub Nominal Length | 0.085 INCHES SECOND END IN |
| Hub Nominal Length | 0.078 INCHES BETWEEN SECOND AND THIRD GEAR IN |
| Hub Nominal Length | 0.102 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| 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 |
|---|---|
| 67812106-1 | 5/9 Secondary reference U.S. Government activity |
| 67812106-1 | 3/9 Design control — primary reference Moog Inc. Dba Moog Components Group |
NSN 3020-01-038-3899 is a Gear Cluster, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-038-3899: Design Type: SPUR SECOND GEAR; Design Type: SPUR FIRST GEAR; Precision Classification: QUALITY NUMBER 12 FIRST GEAR; Nominal Overall Length: 0.556 INCHES IN. 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.