The Gear Cluster, cataloged under National Stock Number 3020-00-025-1902, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-025-1902 |
| Primary Part Number | 1200023-1 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Design Type | SPUR SECOND GEAR |
| Design Type | SPUR, ANTI-BACKLASH FIRST GEAR |
| Bore Style | TAPERED FIRST END |
| Taper Major Nominal Diameter | 0.087 INCHES FIRST END IN |
| Construction | ASSEMBLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1200023-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 1200023-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 3020-00-025-1902 is a Gear Cluster, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-025-1902 has 1 manufacturer part number on file: 1200023-1 (Honeywell Intl Inc Defense Avionics Systems).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-351-0156. Verify interchangeability with system specifications before substitution.
Key specifications for 1200023-1: Design Type: SPUR SECOND GEAR; Design Type: SPUR, ANTI-BACKLASH FIRST GEAR; Bore Style: TAPERED FIRST END; Taper Major Nominal Diameter: 0.087 INCHES FIRST END IN. 5 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 3020-00-025-1902 has DEMIL Code B. 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.