The Sprocket Wheel, cataloged under National Stock Number 3020-00-952-4660, 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26 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-952-4660 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Keyway Depth | 0.100 INCHES NOMINAL IN |
| Hub Outside Diameter | 1.438 INCHES NOMINAL AA END IN |
| Hub Outside Diameter | 2.969 INCHES NOMINAL BB END IN |
| First Step Diameter | 2.125 INCHES NOMINAL BOTH ENDS IN |
| External Keyway Width | 0.188 INCHES NOMINAL IN |
| Bore Length | 4.188 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Lubrication Mode | NO VISIBLE MEANS |
| Tooth Pitch | 1.500 INCHES NOMINAL IN |
| Outside Diameter | 3.350 INCHES NOMINAL IN |
| Second Step Length | 0.062 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | PLAIN |
| Pitch Diameter | 2.865 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 6 |
| Protruding Hub Characteristic | STEPPED |
| Hardness Rating Test Method | NOT RATED |
| First Step Length | 0.781 INCHES NOMINAL BB END IN |
| First Step Length | 1.781 INCHES NOMINAL AA END IN |
| Surface Treatment | OXIDE |
| External Keyway Location | AA END |
| Bore Diameter | 0.922 INCHES NOMINAL IN |
| Material | STEEL |
| Furnished Items | BORE BEARING |
| Face Width | 1.500 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 |
|---|---|
| A-18966-A | C/1 Advisory reference — outside the item-of-supply concept Cooper Industries Inc Dba Cooper Tools |
| 512878 | 5/9 Secondary reference Gardner-Denver/cooper Industries Cooper Air Tools |
| 512878 | 3/9 Design control — primary reference U.S. Government activity |
| A18966A | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-952-4660 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-952-4660: Keyway Depth: 0.100 INCHES NOMINAL IN; Hub Outside Diameter: 1.438 INCHES NOMINAL AA END IN; Hub Outside Diameter: 2.969 INCHES NOMINAL BB END IN; First Step Diameter: 2.125 INCHES NOMINAL BOTH ENDS IN. 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.