The Fan,centrifugal, cataloged under National Stock Number 4140-01-291-8309, 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 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-291-8309 |
| Primary Part Number | 188993-96-G-1003MOD |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Spencer Turbine Company the |
| Status | ACTIVE |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Length | 26.500 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 400.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 5.000 HORSEPOWER |
| Style Designator | FIXED, MULTISTAGE |
| Stage Quantity | 3 |
| Operating Speed at Rated Capacity in RPM | 3500.0 |
| Width | 46.000 INCHES NOMINAL IN |
| 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 |
|---|---|
| 188993-96-G-1003MOD PRIMARY | Spencer Turbine Company the (USA) |
| G-1003MOD | Spencer Turbine Company the (USA) |
| Reference | Meaning |
|---|---|
| 32422-000 | D/9 Drawing number reference only Spencer Turbine Company the |
| 188993-96-G-100 3M0D | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 32422-000-G-1003MOD | 5/9 Secondary reference Spencer Turbine Company the |
NSN 4140-01-291-8309 is a Fan,centrifugal, manufactured by Spencer Turbine Company the, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-291-8309 has 2 manufacturer part numbers on file: 188993-96-G-1003MOD (Spencer Turbine Company the), G-1003MOD (Spencer Turbine Company the).
1 possible match (shared part number, not a government interchangeability claim): 4140-01-291-8310. Verify interchangeability with system specifications before substitution.
Key specifications for 188993-96-G-1003MOD: Phase: THREE; Frequency in Hertz: 60.0; Length: 26.500 INCHES NOMINAL IN; Voltage in Volts and Current Type: 400.0 AC. 11 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.