The Pulley,groove, cataloged under National Stock Number 3020-01-472-8826, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3020-01-472-8826 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Hub Outside Diameter | 4.750 INCHES NOMINAL BOTH ENDS IN |
| Bearing Quantity | 1 |
| Groove Shape | U |
| Outside Diameter | 16.000 INCHES NOMINAL IN |
| Shaft Size for Which Designed | 2.000 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 13.500 INCHES NOMINAL IN |
| Groove Depth | 1.250 INCHES NOMINAL IN |
| Bearings | INCLUDED |
| Groove Quantity | 2 |
| Bearing Type | ROLLER |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 2.000 INCHES NOMINAL IN |
| Furnished Items and Quantity | INNER RACE, 1, THRUST WASHERS, 2 |
| 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 |
|---|---|
| 452570024 | 3/9 Design control — primary reference U.S. Government activity |
| 452570 | D/9 Drawing number reference only U.S. Government activity |
| 452570 3/4IN | C/1 Advisory reference — outside the item-of-supply concept Gunnebo Fastening Corp |
NSN 3020-01-472-8826 is a Pulley,groove, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-472-8826: Hub Outside Diameter: 4.750 INCHES NOMINAL BOTH ENDS IN; Bearing Quantity: 1; Groove Shape: U; Outside Diameter: 16.000 INCHES NOMINAL IN. 14 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.