The Sprocket Wheel, cataloged under National Stock Number 3020-01-485-4298, 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 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-485-4298 |
| Primary Part Number | 122-6669173 PC 1 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Tooth Pitch | 0.3750 INCHES NOMINAL IN |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 13 |
| 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 |
|---|---|
| 6602816 PC 16 | Naval Sea Systems Command (USA) |
| 122-6669173 PC 1 PRIMARY | Naval Sea Systems Command (USA) |
| 2211-89 ITEM 1 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 35BS13-1/2 PRIMARY | Martin Sprocket and Gear Inc (USA) |
| Reference | Meaning |
|---|---|
| 122-6602816 PC | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6669173 | D/9 Drawing number reference only Naval Sea Systems Command |
| 122-6669173 PC | C/1 Advisory reference — outside the item-of-supply concept Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 3020-01-485-4298 is a Sprocket Wheel, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-485-4298 has 4 manufacturer part numbers on file: 6602816 PC 16 (Naval Sea Systems Command), 122-6669173 PC 1 (Naval Sea Systems Command), 2211-89 ITEM 1 (Huntington Ingalls Inc Div Newport News Shipbuilding), 35BS13-1/2 (Martin Sprocket and Gear Inc).
Key specifications for 122-6669173 PC 1: Tooth Pitch: 0.3750 INCHES NOMINAL IN; Teeth Row Quantity: 1; Teeth Quantity Per Row: 13; End Item Identification: NIMITZ CLASS CARRIER DECK EDGE ELEVATOR DOORS. 3 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.