The Fan,tubeaxial, cataloged under National Stock Number 4140-01-096-8745, 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 Department of the Army Hq United States Army Communications Research and Development Command. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-096-8745 |
| Primary Part Number | B4003147 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Length | 2.140 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN |
| Flow Direction | INWARD |
| Drive Type | GEAR |
| Diameter | 3.552 INCHES MINIMUM AND 3.572 INCHES MAXIMUM IN |
| Material | ALUMINUM BLADE |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Air Flow Rate | 110.000 CUBIC FEET PER MINUTE MINIMUM AND 162.000 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 |
| Part Number | Manufacturer |
|---|---|
| B4003147 | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| 010231 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-096-8745 is a Fan,tubeaxial, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-096-8745 has 1 manufacturer part number on file: B4003147 (Department of the Army Hq United States Army Communications Research and Development Command).
4 possible matches (shared part number, not a government interchangeability claim): 6115-01-231-9959, 6105-01-316-6851, 5360-01-424-3541. Verify interchangeability with system specifications before substitution.
Key specifications for B4003147: Length: 2.140 INCHES MINIMUM AND 2.200 INCHES MAXIMUM IN; Flow Direction: INWARD; Drive Type: GEAR; Diameter: 3.552 INCHES MINIMUM AND 3.572 INCHES MAXIMUM IN. 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.