The Sprocket Wheel, cataloged under National Stock Number 3020-00-028-4289, 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19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-028-4289 |
| Item Name | Sprocket Wheel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Outside Diameter | 0.500 INCHES NOMINAL AA END IN |
| Bore Length | 0.375 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Lubrication Mode | SELF-IMPREGNATED |
| Tooth Pitch | 0.250 INCHES NOMINAL IN |
| Asa Standard Chain Number | 25 |
| Outside Diameter | 0.919 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-B-611-CANCELED FED SPEC SINGLE MATERIAL RESPONSE |
| Pitch Diameter | 0.809 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Teeth Row Quantity | 1 |
| Teeth Quantity Per Row | 10 |
| Protruding Hub Characteristic | PLAIN |
| Distance From Hub End to Flange End | 0.265 INCHES NOMINAL AA END IN |
| Bore Diameter | 0.2505 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 260 OR COPPER ALLOY 262 OR COPPER ALLOY 268 OR COPPER ALLOY 270 OR COPPER ALLOY 272 OR COPPER ALLOY 274 OR COPPER ALLOY 280 OR COPPER ALLOY 330 OR COPPER ALLOY 331 OR COPPER ALLOY 332 OR COPPER ALLOY 335 OR COPPER ALLOY 340 OR COPPER ALLOY 342 OR COPPER ALLOY 344 OR COPPER ALLOY 345 OR COPPER ALLOY 347 OR COPPER ALLOY 348 OR COPPER ALLOY 350 OR COPPER ALLOY 353 OR COPPER ALLOY 356 OR COPPER ALLOY 360 OR COPPER ALLOY 370 OR COPPER ALLOY 377 OR COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 465 OR COPPER ALLOY 466 OR COPPER ALLOY 467 OR COPPER ALLOY 482 OR COPPER ALLOY 485 |
| Furnished Items | BORE BEARING |
| Face Width | 0.110 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 |
|---|---|
| A14196 | 5/9 Secondary reference Marine Acquisition (us) Incorporated Div Prime Line Industrial Controls |
| A14196 | 3/9 Design control — primary reference Incom Intl Inc Morse Controls Div |
NSN 3020-00-028-4289 is a Sprocket Wheel, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-00-028-4289: Hub Outside Diameter: 0.500 INCHES NOMINAL AA END IN; Bore Length: 0.375 INCHES NOMINAL IN; Design Form: PLAIN; Lubrication Mode: SELF-IMPREGNATED. 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.