The Sprocket Wheel, cataloged under National Stock Number 3020-00-602-2564, 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19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-602-2564 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Securing Method | DRILLED HOLE |
| Bore Length | 0.284 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Tooth Pitch | 0.500 INCHES NOMINAL IN |
| Asa Standard Chain Number | 40 |
| Outside Diameter | 4.258 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 3.989 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 25 |
| Hardness Rating Test Method | NOT RATED |
| Securing Hole Quantity | 3 |
| Drilled Hole Diameter | 0.219 INCHES NOMINAL IN |
| Surface Treatment | ZINC |
| Hole Location | THROUGH GEAR BODY |
| Bore Diameter | 1.125 INCHES NOMINAL IN |
| Material | STEEL |
| Face Width | 0.284 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 |
|---|---|
| PKSB25-1 | 5/9 Secondary reference Altra Industrial Motion Corp. |
| CB57-42465-1 | 3/9 Design control — primary reference U.S. Government activity |
| CB57-42465 | D/9 Drawing number reference only U.S. Government activity |
NSN 3020-00-602-2564 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-602-2564: Securing Method: DRILLED HOLE; Bore Length: 0.284 INCHES NOMINAL IN; Design Form: PLAIN; Tooth Pitch: 0.500 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.