The Fan,tubeaxial, cataloged under National Stock Number 4140-01-108-3654, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-108-3654 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Length | 2.530 INCHES NOMINAL IN |
| Flow Direction | OUTWARD |
| Housing Inside Diameter | 7.044 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Diameter | 6.858 INCHES NOMINAL IN |
| Environmental Protection | FUNGUS RESISTANT AND SALT SPRAY RESISTANT |
| Rotation Direction for Which Designed | CLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 285.000 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 |
| Reference | Meaning |
|---|---|
| 8560953-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| 024764000 | 3/2 Design control — primary reference U.S. Government activity |
| 024764 | 5/9 Secondary reference U.S. Government activity |
NSN 4140-01-108-3654 is a Fan,tubeaxial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-108-3654: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Length: 2.530 INCHES NOMINAL IN; Flow Direction: OUTWARD; Housing Inside Diameter: 7.044 INCHES NOMINAL IN. 10 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.