The Fan,centrifugal, cataloged under National Stock Number 4140-01-459-6878, 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 Nidec-Torin Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4140-01-459-6878 |
| Primary Part Number | M33407-16 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Nidec-Torin Corp |
| Status | ACTIVE |
| Length | 3.150 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 24.0 DC |
| Drive Type | DIRECT |
| Ambient Temp at Full Rated Power | -10.0 CELSIUS AND 70.0 CELSIUS DEGC |
| Height | 3.150 INCHES NOMINAL IN |
| Width | 0.989 INCHES NOMINAL IN |
| Material | PLASTIC OVERALL |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Air Flow Rate | 43.0 CUBIC FEET PER MINUTE NOMINAL |
| 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 |
|---|---|
| M33407-16 PRIMARY | Nidec-Torin Corp (USA) |
| Reference | Meaning |
|---|---|
| M33407-16 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4140-01-459-6878 is a Fan,centrifugal, manufactured by Nidec-Torin Corp, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-459-6878 has 1 manufacturer part number on file: M33407-16 (Nidec-Torin Corp).
1 possible match (shared part number, not a government interchangeability claim): 4140-01-464-5096. Verify interchangeability with system specifications before substitution.
Key specifications for M33407-16: Length: 3.150 INCHES NOMINAL IN; Voltage in Volts and Current Type: 24.0 DC; Drive Type: DIRECT; Ambient Temp at Full Rated Power: -10.0 CELSIUS AND 70.0 CELSIUS DEGC. 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.