Fan, Centrifugal4140-01-374-7818

NSN 4140-01-374-7818 · NIIN 013747818

FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment

Government record, cited

Also searched as 4140-01-374-7818 · 4140013747818 · NIIN 013747818 · 01-374-7818 · FSC 4140 Fans, Air Circulators, and Blower Equipment · 021023 · 020-001315-001

Nearby stock numbers ← 4140-01-374-5831 Blower, Exhaust · 4140-01-374-7819 Impeller, Fan, Axial →

Features

Fan,centrifugal — FSC 4140
Outlet Location: TOP
Speed Adjustments: SINGLE SPEED
Phase: SINGLE
Frequency in Hertz: 50.0 AND 60.0
Inclosure Type: FULLY INCLOSED
Voltage in Volts and Current Type: 115.0 AC
Drive Type: DIRECT

Identification

NSN: 4140-01-374-7818
NIIN: 013747818
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment

General Description

The Fan,centrifugal, cataloged under National Stock Number 4140-01-374-7818, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4140-01-374-7818
Item Name	Fan,centrifugal
FSC / FSG	4140 / 41 — Fans, Air Circulators, and Blower Equipment
Status	ACTIVE
Outlet Location	TOP
Speed Adjustments	SINGLE SPEED
Phase	SINGLE
Frequency in Hertz	50.0 AND 60.0
Inclosure Type	FULLY INCLOSED
Voltage in Volts and Current Type	115.0 AC
Drive Type	DIRECT
Discharge Direction	VERTICAL UP
Prime Mover Type	ELECTRIC MOTOR
Rotation Direction for Which Designed	CLOCKWISE
Air Flow Rate	142.0 CUBIC FEET PER MINUTE MINIMUM AND 154.0 CUBIC FEET PER MINUTE MAXIMUM

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
021023	3/2 Design control — primary reference U.S. Government activity
020-001315-001	7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple

No interchangeability data on file.

Other items in FSC 4140 — Fans, Air Circulators, and Blower Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4140-00-000-0082

IMPELLER,FAN,AXIAL

4140-00-001-1517

FAN,CENTRIFUGAL

4140-00-001-1536

FAN,VENTILATING

4140-00-001-1537

4140-00-001-1537 · Item name not on file

4140-00-001-3930

4140-00-001-3930 · Item name not on file

4140-00-001-6464

4140-00-001-6464 · Item name not on file

4140-00-001-6874

4140-00-001-6874 · Item name not on file

4140-00-001-6875

4140-00-001-6875 · Item name not on file

Frequently Asked Questions

What is NSN 4140-01-374-7818?

NSN 4140-01-374-7818 is a Fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What are the specifications of 4140-01-374-7818?

Key specifications for 4140-01-374-7818: Outlet Location: TOP; Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Frequency in Hertz: 50.0 AND 60.0. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-374-7818 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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