The Fan,centrifugal, cataloged under National Stock Number 4140-01-041-2157, 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 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-041-2157 |
| Primary Part Number | A28978-2 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division |
| Status | ACTIVE |
| Outlet Location | BOTTOM |
| Mounting Facility Type and Quantity | 1 FLANGE |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Discharge Direction | HORIZONTAL |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 3050.0 |
| Material | STEEL HOUSING |
| Material | ALUMINUM BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Electrical Connection Type | WIRE LEAD |
| 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 |
|---|---|
| A28978-2 PRIMARY | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA) |
| Reference | Meaning |
|---|---|
| SC400-28978 | 5/1 Secondary reference Regal-Beloit Corporation Dba Fasco Group Div Cassville Division |
NSN 4140-01-041-2157 is a Fan,centrifugal, manufactured by Regal-Beloit Corporation Dba Fasco Group Div Cassville Division, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-041-2157 has 1 manufacturer part number on file: A28978-2 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division).
Key specifications for A28978-2: Outlet Location: BOTTOM; Mounting Facility Type and Quantity: 1 FLANGE; Speed Adjustments: SINGLE SPEED; Phase: SINGLE. 14 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.