The Fan,vaneaxial, cataloged under National Stock Number 4140-01-275-5231, 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 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-01-275-5231 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 3 THREADED INSERT |
| Speed Adjustments | SINGLE SPEED |
| Inclosure Type | FULLY INCLOSED |
| Length | 1.470 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 26.0 DC |
| Flow Direction | OUTWARD |
| Housing Inside Diameter | 1.990 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Operating Speed at Rated Capacity in RPM | 18000.0 |
| Surface Treatment | ENAMEL OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL |
| 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 |
|---|---|
| AX2T 026V ECDCS 2582SF | 5/2 Secondary reference U.S. Government activity |
| 011219 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-275-5231 is a Fan,vaneaxial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-275-5231: Mounting Facility Type and Quantity: 1 FLANGE AND 3 THREADED INSERT; Speed Adjustments: SINGLE SPEED; Inclosure Type: FULLY INCLOSED; Length: 1.470 INCHES NOMINAL IN. 16 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.