The Sprocket Wheel, cataloged under National Stock Number 3020-01-157-8024, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-157-8024 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Length | 1.094 INCHES NOMINAL IN |
| Design Form | SPOKED |
| Tooth Pitch | 2.672 INCHES NOMINAL IN |
| Outside Diameter | 8.797 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 10 |
| Hardness Rating Test Method | NOT RATED |
| Bore Diameter | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 1.094 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 72229 | 3/9 Design control — primary reference U.S. Government activity |
NSN 3020-01-157-8024 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6150-01-469-7458. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-157-8024: Bore Length: 1.094 INCHES NOMINAL IN; Design Form: SPOKED; Tooth Pitch: 2.672 INCHES NOMINAL IN; Outside Diameter: 8.797 INCHES NOMINAL IN. 12 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.