The Gear Cluster, cataloged under National Stock Number 3020-00-018-5564, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-00-018-5564 |
| Primary Part Number | 3502-1128P1 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Keyway Nominal Width | 0.0958 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 0.8126 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.0000 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Design Type | SPUR SECOND GEAR |
| Design Type | SPUR FIRST GEAR |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Overall Length | 0.686 INCHES IN |
| Material Document and Classification | QQ-A-325,COMP 6061,GRADE T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN BETWEEN FIRST AND SECOND GEAR |
| Hub Nominal Length | 0.4370 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Nominal Outside Diameter | 1.1855 INCHES SECOND GEAR IN |
| Nominal Outside Diameter | 3.2895 INCHES FIRST GEAR IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.4612 INCHES BOTH ENDS IN |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Construction | SOLID |
| 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 |
|---|---|
| 3502-1128P1 | Raytheon Company (USA) |
| 3502-1128P1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 3502-1128P1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 3020-00-018-5564 is a Gear Cluster, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-018-5564 has 2 manufacturer part numbers on file: 3502-1128P1 (Raytheon Company), 3502-1128P1 (Raytheon Company Dba Raytheon Co).
Key specifications for 3502-1128P1: Keyway Nominal Width: 0.0958 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.8126 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.0000 INCHES BETWEEN FIRST AND SECOND GEAR IN; Design Type: SPUR SECOND GEAR. 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.