The Fan,ventilating, cataloged under National Stock Number 4140-01-031-6391, 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 American Coolair Corporation Dba Ilg Industries. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-031-6391 |
| Primary Part Number | 03751 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | American Coolair Corporation Dba Ilg Industries |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 BASE |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Frequency in Hertz | 60.0 |
| Length | 23.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | INWARD |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.375 HORSEPOWER |
| Style Designator | FIXED |
| Height | 23.750 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 1140.0 |
| Width | 23.000 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 2562.0 CUBIC FEET PER MINUTE MAXIMUM |
| 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 |
|---|---|
| CFR150 3/8 | American Coolair Corporation Dba Ilg Industries (USA) |
| 03751 PRIMARY | American Coolair Corporation Dba Ilg Industries (USA) |
| Reference | Meaning |
|---|---|
| 03751 | 3/9 Design control — primary reference Ilg Industries Inc |
| CRF150 3/8 | 5/9 Secondary reference Ilg Industries Inc |
NSN 4140-01-031-6391 is a Fan,ventilating, manufactured by American Coolair Corporation Dba Ilg Industries, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-031-6391 has 2 manufacturer part numbers on file: CFR150 3/8 (American Coolair Corporation Dba Ilg Industries), 03751 (American Coolair Corporation Dba Ilg Industries).
Key specifications for 03751: Mounting Facility Type and Quantity: 1 BASE; Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Frequency in Hertz: 60.0. 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.
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.