The Fan,centrifugal, cataloged under National Stock Number 4140-01-301-8671, 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 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-301-8671 |
| Primary Part Number | 500894-16-FF-13897 |
| 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 |
| Mounting Facility Type and Quantity | 1 BRACKET(S) AND 6 UNTHREADED HOLE(S) |
| Outlet Inside Height | 19.250 INCHES NOMINAL IN |
| Length | 30.375 INCHES NOMINAL IN |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Discharge Direction | HORIZONTAL |
| Outlet Inside Width | 14.250 INCHES NOMINAL IN |
| Height | 38.250 INCHES NOMINAL IN |
| Width | 37.312 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY BLADE |
| Material | STEEL HOUSING |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 500894-16-FF-13897 PRIMARY | Fm Af, Llc Dba American Fan Company (USA) |
| Reference | Meaning |
|---|---|
| SZ 50 CF BD CCW ROTATION | 5/9 Secondary reference Fm Af, Llc Dba American Fan Company |
| 50089-16 | D/9 Drawing number reference only Fm Af, Llc Dba American Fan Company |
| 500894-16 | C/1 Advisory reference — outside the item-of-supply concept Fm Af, Llc Dba American Fan Company |
NSN 4140-01-301-8671 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 4140-01-301-8671 has 1 manufacturer part number on file: 500894-16-FF-13897 (Fm Af, Llc Dba American Fan Company).
Key specifications for 500894-16-FF-13897: Outlet Location: TOP; Mounting Facility Type and Quantity: 1 BRACKET(S) AND 6 UNTHREADED HOLE(S); Outlet Inside Height: 19.250 INCHES NOMINAL IN; Length: 30.375 INCHES NOMINAL IN. 12 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.