The Fan,tubeaxial, cataloged under National Stock Number 4140-01-576-0175, 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 Mechatronics, Inc. Div National Precision Bearing. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4140-01-576-0175 |
| Primary Part Number | UF25GC12-BWHR |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Mechatronics, Inc. Div National Precision Bearing |
| Status | ACTIVE |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Operating Speed at Rated Capacity in RPM | 1650.0 |
| Prime Mover Type | ELECTRIC MOTOR |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Air Flow Rate | 525.0 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 |
|---|---|
| UF25GC12-BWHR PRIMARY | Mechatronics, Inc. Div National Precision Bearing (USA) |
| 12441919 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| CLE2L2 | 5/9 Secondary reference Eg and G Rotron Regenerative Blower Opns |
| CLE2L2 | 3/9 Design control — primary reference Comair Rotron Inc Sub of Kl Industries Inc |
NSN 4140-01-576-0175 is a Fan,tubeaxial, manufactured by Mechatronics, Inc. Div National Precision Bearing, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-576-0175 has 2 manufacturer part numbers on file: UF25GC12-BWHR (Mechatronics, Inc. Div National Precision Bearing), 12441919 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 4140-01-600-2904. Verify interchangeability with system specifications before substitution.
Key specifications for UF25GC12-BWHR: Phase: SINGLE; Frequency in Hertz: 60.0; Voltage in Volts and Current Type: 115.0 AC; Drive Type: DIRECT. 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.