The Sprocket Wheel, cataloged under National Stock Number 3020-01-129-7083, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-129-7083 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Taper Bore Minor Diameter | 3.062 INCHES NOMINAL IN |
| Bore Length | 1.250 INCHES NOMINAL IN |
| Design Form | WEBBED |
| Tooth Pitch | 0.875 INCHES NOMINAL IN |
| Outside Diameter | 6.575 INCHES NOMINAL IN |
| Taper Major Diameter Location | AA END OR BB END |
| Guide Type | SPROCKET SIDE FLANGE |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 6.685 INCHES NOMINAL IN |
| Outside Diameter | 7.000 INCHES NOMINAL IN |
| Bore Type | TAPERED |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 24 |
| Taper Bore Major Diameter | 3.125 INCHES NOMINAL IN |
| Hardness Rating Test Method | NOT RATED |
| Distance From Hub End to Flange End | 1.188 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 3.062 INCHES MINIMUM AND 3.125 INCHES MAXIMUM IN |
| Material | IRON CAST |
| Furnished Items | GUIDE |
| Face Width | 3.625 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 |
|---|---|
| 24XH300 | 3/9 Design control — primary reference Emerson Power Transmission Corporation Div Ept |
NSN 3020-01-129-7083 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-129-7083: Taper Bore Minor Diameter: 3.062 INCHES NOMINAL IN; Bore Length: 1.250 INCHES NOMINAL IN; Design Form: WEBBED; Tooth Pitch: 0.875 INCHES NOMINAL IN. 20 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.