The Gear Cluster, cataloged under National Stock Number 3020-01-086-4159, 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. Government technical data includes 20 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-086-4159 |
| Primary Part Number | 2557414 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.090 INCHES BOTH ENDS0.090 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.188 INCHES SECOND END0.188 INCHES SECOND END IN |
| Hub Nominal Diameter | 0.938 INCHES BETWEEN FIRST AND SECOND GEAR0.938 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Backlash Designation | GRADE C FIRST GEARGRADE C FIRST GEAR |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALLMIL-A-8625,TYPE 1,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Design Type | SPUR SECOND GEARSPUR SECOND GEAR |
| Design Type | SPUR FIRST GEARSPUR FIRST GEAR |
| Bore Style | PLAIN BOTH ENDSPLAIN BOTH ENDS |
| Precision Classification | QUALITY NUMBER 10 ALL GEARSQUALITY NUMBER 10 ALL GEARS |
| Nominal Overall Length | 0.562 INCHES0.562 INCHES IN |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEARPLAIN BETWEEN FIRST AND SECOND GEAR |
| Hub Style Designator | SPLIT SECOND ENDSPLIT SECOND END |
| Hub Nominal Length | 0.250 INCHES SECOND END0.250 INCHES SECOND END IN |
| Hub Nominal Length | 0.062 INCHES BETWEEN FIRST AND SECOND GEAR0.062 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Nominal Outside Diameter | 1.0250 INCHES SECOND GEAR1.0250 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 1.2000 INCHES FIRST GEAR1.2000 INCHES FIRST GEAR IN |
| Surface Treatment | ANODIZE OVERALLANODIZE OVERALL |
| Material | ALUMINUM ALLOY OVERALLALUMINUM ALLOY OVERALL |
| Construction | SOLIDSOLID |
| Attachment Method | CLAMPCLAMP |
| 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 |
|---|---|
| 2557414 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
NSN 3020-01-086-4159 is a Gear Cluster, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-086-4159 has 1 manufacturer part number on file: 2557414 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 2557414: Bore Nominal Diameter: 0.090 INCHES BOTH ENDS0.090 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.188 INCHES SECOND END0.188 INCHES SECOND END IN; Hub Nominal Diameter: 0.938 INCHES BETWEEN FIRST AND SECOND GEAR0.938 INCHES BETWEEN FIRST AND SECOND GEAR IN; Backlash Designation: GRADE C FIRST GEARGRADE C FIRST GEAR. 20 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.