The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-459-6069, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Oeco, Llc Dba Pacific Scientific Oeco. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-459-6069 |
| Primary Part Number | 83476-1 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Oeco, Llc Dba Pacific Scientific Oeco |
| Status | ACTIVE |
| Style Designator | STRAIGHT RADIAL W/ BACK PLATE |
| Attachment Method | KEYWAY |
| Diameter | 4.930 INCHES NOMINAL IN |
| Blade Quantity | 16 |
| Width | 0.510 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 83476-1 PRIMARY | Oeco, Llc Dba Pacific Scientific Oeco (USA) |
NSN 4140-01-459-6069 is a Impeller,fan,centrifugal, manufactured by Oeco, Llc Dba Pacific Scientific Oeco, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-459-6069 has 1 manufacturer part number on file: 83476-1 (Oeco, Llc Dba Pacific Scientific Oeco).
Key specifications for 83476-1: Style Designator: STRAIGHT RADIAL W/ BACK PLATE; Attachment Method: KEYWAY; Diameter: 4.930 INCHES NOMINAL IN; Blade Quantity: 16. 7 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.