The Sprocket Wheel, cataloged under National Stock Number 3020-01-446-5926, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-446-5926 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Spline Minor Diameter | 2.303 INCHES NOMINAL IN |
| Hub Outside Diameter | 3.560 INCHES NOMINAL AA END IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.750 INCHES NOMINAL IN |
| Outside Diameter | 5.910 INCHES NOMINAL IN |
| Spline Length | 1.500 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 5.508 INCHES NOMINAL IN |
| Spline Major Diameter | 2.590 INCHES NOMINAL IN |
| Bore Type | INVOLUTE SPLINE |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 23 |
| Spline Pressure Angle in Deg | 30.0 |
| Protruding Hub Characteristic | PLAIN |
| Hardness Rating Test Method | NOT RATED |
| Spline Quantity | 24 |
| Distance From Hub End to Flange End | 1.041 INCHES NOMINAL AA END IN |
| Surface Treatment | CADMIUM |
| Material | STEEL |
| Face Width | 0.459 INCHES NOMINAL IN |
| Spline Pitch Diameter | 2.400 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 |
|---|---|
| 12266115-3 | 3/9 Design control — primary reference Drs Sustainment Systems, Inc. |
| 12266115 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 3020-01-446-5926 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-446-5926: Spline Minor Diameter: 2.303 INCHES NOMINAL IN; Hub Outside Diameter: 3.560 INCHES NOMINAL AA END IN; Design Form: PLAIN; Tooth Pitch: 0.750 INCHES NOMINAL IN. 21 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.