The Fan,vaneaxial, cataloged under National Stock Number 4140-01-425-2934, 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 Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-425-2934 |
| Primary Part Number | E131003000-3 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Triumph Thermal Systems - Maryland, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 BASE |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Material | ALUMINUM OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 1600.0 CUBIC FEET PER MINUTE NOMINAL |
| 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 |
|---|---|
| 7-511A21503-1 | The Boeing Company (USA) |
| E131003000-3 PRIMARY | Triumph Thermal Systems - Maryland, Inc. (USA) |
| Reference | Meaning |
|---|---|
| E131003000 | 5/9 Secondary reference Triumph Thermal Systems - Maryland, Inc. |
NSN 4140-01-425-2934 is a Fan,vaneaxial, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-425-2934 has 2 manufacturer part numbers on file: 7-511A21503-1 (The Boeing Company), E131003000-3 (Triumph Thermal Systems - Maryland, Inc.).
Key specifications for E131003000-3: Mounting Facility Type and Quantity: 1 BASE; Flow Direction: OUTWARD; Drive Type: DIRECT; End Item Identification: USED ON AH-64A A. 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.