The Fan,tubeaxial, cataloged under National Stock Number 4140-01-046-0119, 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 Curtiss-Wright Controls Integrated Sensing, Inc.. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-046-0119 |
| Primary Part Number | BT3815F2 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Curtiss-Wright Controls Integrated Sensing, Inc. |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 6 UNTHREADED HOLE(S) |
| Speed Adjustments | TWO SPEED |
| Phase | THREE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 3.735 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 208.0 AC |
| Flow Direction | INWARD |
| Housing Inside Diameter | 14.000 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Diameter | 12.000 INCHES NOMINAL IN |
| Ambient Temp at Full Rated Power | -29.0 CELSIUS AND 71.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 2600.0 |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 1250.000 CUBIC FEET PER MINUTE MINIMUM AND 1400.000 CUBIC FEET PER MINUTE MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4140-01-046-0119 is a Fan,tubeaxial, manufactured by Curtiss-Wright Controls Integrated Sensing, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-046-0119 has 2 manufacturer part numbers on file: 913043-1 (Raytheon Company Dba Raytheon Co), BT3815F2 (Curtiss-Wright Controls Integrated Sensing, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-299-1403. Verify interchangeability with system specifications before substitution.
Key specifications for BT3815F2: Mounting Facility Type and Quantity: 6 UNTHREADED HOLE(S); Speed Adjustments: TWO SPEED; Phase: THREE; Frequency in Hertz: 50.0 AND 60.0. 20 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.