The Gear Sector Cluster, cataloged under National Stock Number 3020-01-485-9325, 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 Naval Sea Systems Command. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-485-9325 |
| Primary Part Number | 167-7066804-75 |
| Item Name | Gear Sector Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Toothed Complement Arc | 12.470 RADIANS12.470 RADIANS |
| Teeth Type | SPURSPUR |
| Material Document and Classification | QQ-N-288 CMPSN-B, COND-AS CAST FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 10.0000 INCHES NOMINAL10.0000 INCHES NOMINAL IN |
| Tooth Quantity in 360 Degrees | 100100 |
| Pressure Angle | 20.0000 DEGREES20.0000 DEGREES |
| Material | NICKEL ALLOY OVERALL |
| Face Nominal Width | 1.000 INCHES1.000 INCHES IN |
| 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 |
|---|---|
| 167-7066804-75 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7066804 | D/9 Drawing number reference only Naval Sea Systems Command |
| H547-2002-75 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-485-9325 is a Gear Sector Cluster, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-485-9325 has 1 manufacturer part number on file: 167-7066804-75 (Naval Sea Systems Command).
Key specifications for 167-7066804-75: Toothed Complement Arc: 12.470 RADIANS12.470 RADIANS; Teeth Type: SPURSPUR; Material Document and Classification: QQ-N-288 CMPSN-B, COND-AS CAST FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Pitch Diameter: 10.0000 INCHES NOMINAL10.0000 INCHES NOMINAL IN. 8 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.