The Fan,vaneaxial, cataloged under National Stock Number 4140-00-554-8181, 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 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-554-8181 |
| Primary Part Number | FF-18352 FF-18445 |
| 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 |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 440.0 AC |
| Flow Direction | OUTWARD |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.2000 HORSEPOWER |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 9.000 INCHES NOMINAL IN |
| Ambient Temp at Full Rated Power | 50.0 CELSIUS DEGC |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 3450.0 |
| Test Data Document | 81349-MIL-F-18953 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | ALUMINUM ALLOY OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Electrical Connection Type | TERMINAL BLOCK |
| 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 |
|---|---|
| FF-18352 A1/4A4W6-NM | Fm Af, Llc Dba American Fan Company (USA) |
| FF-18352 FF-18445 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
NSN 4140-00-554-8181 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 4140-00-554-8181 has 2 manufacturer part numbers on file: FF-18352 A1/4A4W6-NM (Fm Af, Llc Dba American Fan Company), FF-18352 FF-18445 (Fm Af, Llc Dba American Fan Company).
Key specifications for FF-18352 FF-18445: Mounting Facility Type and Quantity: 1 FLANGE; Speed Adjustments: SINGLE SPEED; Phase: THREE; Frequency in Hertz: 60.0. 18 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.