The Fan,tubeaxial, cataloged under National Stock Number 4140-01-491-8567, 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 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-491-8567 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Length | 1.260 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 12.0 DC |
| Prime Mover Power Rating | 5.1 WATTS |
| Style Designator | FIXED |
| Ambient Temp at Full Rated Power | -10.0 CELSIUS AND 70.0 CELSIUS DEGC |
| Height | 3.140 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 4050.0 |
| Width | 3.140 INCHES NOMINAL IN |
| Prime Mover Drive Shaft Bearing Type | BALL |
| 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 |
|---|---|
| WT12B3 | 5/9 Secondary reference Comair Rotron Inc Sub of Kl Industries Inc |
| 031101 | 3/9 Design control — primary reference Comair Rotron Inc Sub of Kl Industries Inc |
NSN 4140-01-491-8567 is a Fan,tubeaxial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-491-8567: Length: 1.260 INCHES NOMINAL IN; Voltage in Volts and Current Type: 12.0 DC; Prime Mover Power Rating: 5.1 WATTS; Style Designator: FIXED. 9 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.