The Fan,circulating, cataloged under National Stock Number 4140-01-707-9256, 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 Ebmpapst. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-707-9256 |
| Primary Part Number | W3G250-HH53-03 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ebmpapst |
| Status | ACTIVE |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Shaft Bearing Type | BALL |
| Frequency in Hertz | 50.0 AND 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Length | 320.0 MILLIMETERS NOMINAL MM |
| Voltage in Volts and Current Type | 100.0 DC OR 130.0 DC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 56.0 WATTS |
| Shortest Height | 80.0 MILLIMETERS NOMINAL MM |
| Ambient Temp at Full Rated Power | -25.0 CELSIUS AND 60.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 2040.0 |
| Width | 320.0 MILLIMETERS NOMINAL MM |
| Material | PLASTIC BLADE |
| Material | ALUMINUM HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 846.0 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 |
|---|---|
| W3G250-HH53-03 PRIMARY | Ebmpapst (USA) |
NSN 4140-01-707-9256 is a Fan,circulating, manufactured by Ebmpapst, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-707-9256 has 1 manufacturer part number on file: W3G250-HH53-03 (Ebmpapst).
Key specifications for W3G250-HH53-03: Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Shaft Bearing Type: BALL; Frequency in Hertz: 50.0 AND 60.0. 20 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.