The Fan,centrifugal, cataloged under National Stock Number 4140-01-291-8308, 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 Spencer Turbine Company the. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-291-8308 |
| Primary Part Number | A-29512-22 ITEM 32 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Spencer Turbine Company the |
| Status | ACTIVE |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 2.000 HORSEPOWER |
| Operating Speed at Rated Capacity in RPM | 3500.0 |
| Prime Mover Type | ELECTRIC MOTOR |
| 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 |
|---|---|
| A-29512-22 ITEM 32 PRIMARY | Spencer Turbine Company the (USA) |
| Reference | Meaning |
|---|---|
| 188985-992-32 | 5/9 Secondary reference Spencer Turbine Company the |
NSN 4140-01-291-8308 is a Fan,centrifugal, manufactured by Spencer Turbine Company the, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-291-8308 has 1 manufacturer part number on file: A-29512-22 ITEM 32 (Spencer Turbine Company the).
Key specifications for A-29512-22 ITEM 32: Speed Adjustments: SINGLE SPEED; Phase: THREE; Frequency in Hertz: 60.0; Drive Type: DIRECT. 7 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.