The Sprocket Wheel, cataloged under National Stock Number 3020-01-494-4534, 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 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-494-4534 |
| Primary Part Number | 752-7068477-104 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Hub Outside Diameter | 6.750 INCHES NOMINAL BOTH ENDS IN |
| Third Step Length and Location | 6.750 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 0.750 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 1.5058 INCHES NOMINAL IN |
| Outside Diameter | 10.245 INCHES MINIMUM AND 10.255 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Pitch Diameter | 10.064 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 21 |
| Protruding Hub Characteristic | STEPPED |
| Hardness Rating Test Method | NOT RATED |
| Bore Diameter | 6.000 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.485 INCHES MINIMUM AND 0.495 INCHES MAXIMUM 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 |
|---|---|
| 752-7068477-104 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7068477 | D/9 Drawing number reference only Naval Sea Systems Command |
| H832-1662-104 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-494-4534 is a Sprocket Wheel, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-494-4534 has 1 manufacturer part number on file: 752-7068477-104 (Naval Sea Systems Command).
Key specifications for 752-7068477-104: Hub Outside Diameter: 6.750 INCHES NOMINAL BOTH ENDS IN; Third Step Length and Location: 6.750 INCHES NOMINAL BOTH ENDS IN; Bore Length: 0.750 INCHES NOMINAL IN; Design Form: PLAIN. 16 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.