The Fan,centrifugal, cataloged under National Stock Number 4140-01-248-1693, 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 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-248-1693 |
| Primary Part Number | 9W-78117-CD-3353 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Fm Af, Llc Dba American Fan Company |
| Status | ACTIVE |
| Outlet Location | TOP |
| Speed Adjustments | SINGLE SPEED |
| Phase | THREE |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Outlet Inside Height | 5.750 INCHES NOMINAL IN |
| Length | 11.250 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 440.0 AC |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 0.250 HORSEPOWER |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Discharge Direction | HORIZONTAL |
| Outlet Inside Width | 4.750 INCHES NOMINAL IN |
| Height | 19.188 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE ZINC AND VARNISH OVERALL |
| Width | 16.750 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| 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 |
|---|---|
| 9W-78117-CD-3353 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| 9W-78117-CD-3353 | 5/9 Secondary reference New Philadelphia Fan Co Buffalo Forge Marine Fans |
| 9W-78117-CC1/4A 1W6-NS-CW | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4140-01-248-1693 is a Fan,centrifugal, manufactured by Fm Af, Llc Dba American Fan Company, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-248-1693 has 1 manufacturer part number on file: 9W-78117-CD-3353 (Fm Af, Llc Dba American Fan Company).
Key specifications for 9W-78117-CD-3353: Outlet Location: TOP; Speed Adjustments: SINGLE SPEED; Phase: THREE; Frequency in Hertz: 60.0. 20 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.