The Sprocket Wheel, cataloged under National Stock Number 3020-01-177-4896, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-177-4896 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Securing Method | DRILLED HOLE |
| Bore Length | 0.575 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 1.000 INCHES NOMINAL IN |
| Outside Diameter | 10.110 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 9.567 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 30 |
| Hardness Rating Test Method | NOT RATED |
| Securing Hole Quantity | 3 OR 6 |
| Bolt Circle Diameter | 5.300 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.404 INCHES NOMINAL AND 0.505 INCHES NOMINAL IN |
| Surface Treatment | OXIDE |
| Hole Location | ON SPROCKET FACE |
| Bore Diameter | 3.020 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.575 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 |
|---|---|
| 8045586 | D/9 Drawing number reference only U.S. Government activity |
| 8045586-01 | 3/9 Design control — primary reference Ase Texas Inc |
NSN 3020-01-177-4896 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-177-4896: Securing Method: DRILLED HOLE; Bore Length: 0.575 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 1.000 INCHES NOMINAL IN. 19 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.