The Fan,ventilating, cataloged under National Stock Number 4140-00-005-1783, 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 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-005-1783 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 6.688 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Quantity | 1 |
| Style Designator | FIXED |
| Height | 3.500 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 3150.0 |
| Surface Treatment | ENAMEL OVERALL |
| Width | 19.000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Prime Mover Drive Shaft Bearing Type | SLEEVE |
| Electrical Connection Type | WIRE LEAD |
| Air Flow Rate | 150.000 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 |
| Reference | Meaning |
|---|---|
| 2823971-1 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms - Manassas |
| 421-2016-001 | 5/9 Secondary reference U.S. Government activity |
| 1E220C | 3/9 Design control — primary reference Zero Corp Mclean Engineering Div |
NSN 4140-00-005-1783 is a Fan,ventilating, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-00-005-1783: Frequency in Hertz: 50.0 AND 60.0; Inclosure Type: FULLY INCLOSED; Length: 6.688 INCHES NOMINAL IN; Voltage in Volts and Current Type: 115.0 AC. 17 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.