The Gear Cluster, cataloged under National Stock Number 3020-00-488-9412, 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 International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-488-9412 |
| Primary Part Number | 3144393 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Hub Nominal Diameter | 0.124 INCHES SECOND END IN |
| Hub Nominal Diameter | 0.150 INCHES FIRST END IN |
| Surface Treatment Document and Classification | MIL-P-16232 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Design Type | SPUR ALL GEARS |
| Hardness Rating | 44.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Overall Length | 0.730 INCHES IN |
| Material Document and Classification | MIL-B-7883 CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | 1 STEP BOTH ENDS |
| Hub Nominal Length | 0.135 INCHES SECOND END IN |
| Hub Nominal Length | 0.340 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.189 INCHES FIRST GEAR IN |
| Nominal Outside Diameter | 0.721 INCHES SECOND GEAR IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | COPPER ALLOY OVERALL |
| Construction | WELDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3144393 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 3144393 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
NSN 3020-00-488-9412 is a Gear Cluster, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-488-9412 has 1 manufacturer part number on file: 3144393 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3144393: Hub Nominal Diameter: 0.124 INCHES SECOND END IN; Hub Nominal Diameter: 0.150 INCHES FIRST END IN; Surface Treatment Document and Classification: MIL-P-16232 TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Design Type: SPUR ALL GEARS. 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.