The Impeller,fan,axial, cataloged under National Stock Number 4140-01-142-1213, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 — Fans, Air Circulators, and Blower Equipment (FSG 41) |
| Manufacturers | Lau Industries Inc (CAGE 4DB19); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Snowbird Technologies Inc. (CAGE 0V5R4) |
| Parameter | Value |
|---|---|
| NSN | 4140-01-142-1213 |
| Primary Part Number | 1559AS250-1 |
| Item Name | Impeller,fan,axial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| SW4L010 | Lau Industries Inc (USA) |
| 1559AS250-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| SW4L010 | Snowbird Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| SW4L-2030-010 | 5/9 Secondary reference Brookside Corp |
| G-2004-27 | 5/9 Secondary reference U.S. Government activity |
NSN 4140-01-142-1213 is a Impeller,fan,axial, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-142-1213 has 3 manufacturer part numbers on file: SW4L010 (Lau Industries Inc), 1559AS250-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), SW4L010 (Snowbird Technologies Inc.).
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.