The Sprocket Wheel, cataloged under National Stock Number 3020-00-506-8569, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-506-8569 |
| Primary Part Number | 7974522 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Spline Minor Diameter | 1.364 INCHES NOMINAL IN |
| Hub Outside Diameter | 2.500 INCHES NOMINAL AA END IN |
| Design Form | PLAIN |
| Tooth Pitch | 1.000 INCHES NOMINAL IN |
| Outside Diameter | 6.360 INCHES NOMINAL IN |
| Spline Length | 1.625 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 5.759 INCHES NOMINAL IN |
| Spline Major Diameter | 1.499 INCHES NOMINAL IN |
| Bore Type | STRAIGHT SPLINE |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 18 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Spline Quantity | 10 |
| Distance From Hub End to Flange End | 1.045 INCHES NOMINAL AA END IN |
| Material | STEEL |
| Face Width | 0.580 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 |
NSN 3020-00-506-8569 is a Sprocket Wheel, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-506-8569 has 2 manufacturer part numbers on file: 7974522 (U S Army Tank Automotive Command Amsta-Im-Mm), M3001803 (Garwood/feller Inc Garwood Winch Div).
Key specifications for 7974522: Spline Minor Diameter: 1.364 INCHES NOMINAL IN; Hub Outside Diameter: 2.500 INCHES NOMINAL AA END IN; Design Form: PLAIN; Tooth Pitch: 1.000 INCHES NOMINAL IN. 18 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.