The Fan,tubeaxial, cataloged under National Stock Number 4140-01-250-5430, 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 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-250-5430 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Phase | SINGLE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Length | 1.540 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | INWARD |
| Housing Inside Diameter | 4.690 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 15.000 WATTS AND 17.000 WATTS |
| Style Designator | FIXED |
| Material Document and Classification | MIL-B-23071 MIL SPEC SINGLE MATERIAL RESPONSE HOUSING |
| Operating Speed at Rated Capacity in RPM | 2700.0 AND 3100.0 |
| Surface Treatment | ENAMEL HOUSING |
| Material | ZINC HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Air Flow Rate | 98.0 CUBIC FEET PER MINUTE NOMINAL AND 115.0 CUBIC FEET PER MINUTE NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 863G1151028-001 | 3/9 Design control — primary reference Lockheed Martin Corp |
NSN 4140-01-250-5430 is a Fan,tubeaxial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-250-5430: Phase: SINGLE; Frequency in Hertz: 50.0 AND 60.0; Length: 1.540 INCHES NOMINAL IN; Voltage in Volts and Current Type: 115.0 AC. 18 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.
NSN 4140-01-250-5430 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.