The Sprocket Wheel, cataloged under National Stock Number 3020-00-192-7430, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-192-7430 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Outside Diameter | 2.438 INCHES NOMINAL AA END IN |
| First Step Diameter | 2.625 INCHES NOMINAL AA END IN |
| Third Step Length and Location | 0.012 INCHES NOMINAL AA END IN |
| Securing Method | DRILLED HOLE |
| Bore Length | 0.500 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.375 INCHES NOMINAL IN |
| Asa Standard Chain Number | 35 |
| Outside Diameter | 3.310 INCHES NOMINAL IN |
| Second Step Length | 0.132 INCHES NOMINAL AA END IN |
| Style Designator | PLAIN |
| Pitch Diameter | 3.111 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 26 |
| Protruding Hub Characteristic | STEPPED |
| Hardness Rating Test Method | NOT RATED |
| First Step Length | 0.188 INCHES NOMINAL AA END IN |
| Securing Hole Quantity | 4 |
| Bolt Circle Diameter | 2.000 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.221 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Hole Location | PULLEY SURFACE,90 DEGS APART |
| Bore Diameter | 1.500 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.168 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 |
|---|---|
| 4368925 | 3/9 Design control — primary reference Bet-Mar Corp |
NSN 3020-00-192-7430 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-192-7430: Hub Outside Diameter: 2.438 INCHES NOMINAL AA END IN; First Step Diameter: 2.625 INCHES NOMINAL AA END IN; Third Step Length and Location: 0.012 INCHES NOMINAL AA END IN; Securing Method: DRILLED HOLE. 26 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.