The Fan,vaneaxial, cataloged under National Stock Number 4140-01-331-0844, 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 Fm Af, Llc Dba American Fan Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4140-01-331-0844 |
| Primary Part Number | 500702-4096 |
| Item Name | Fan,vaneaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 FLANGE AND 8 UNTHREADED HOLE(S) |
| Length | 7.000 INCHES NOMINAL IN |
| Housing Inside Diameter | 6.875 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.083 HORSEPOWER |
| Style Designator | FIXED |
| Operating Speed at Rated Capacity in RPM | 3450.0 |
| Material | ALUMINUM ALLOY BLADE |
| 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 |
|---|---|
| 500702-4096 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| AV68-43D1538 | 5/9 Secondary reference Fm Af, Llc Dba American Fan Company |
NSN 4140-01-331-0844 is a Fan,vaneaxial, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-331-0844 has 1 manufacturer part number on file: 500702-4096 (Fm Af, Llc Dba American Fan Company).
Key specifications for 500702-4096: Mounting Facility Type and Quantity: 1 FLANGE AND 8 UNTHREADED HOLE(S); Length: 7.000 INCHES NOMINAL IN; Housing Inside Diameter: 6.875 INCHES NOMINAL IN; Drive Type: DIRECT. 9 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.