PartsTable TECHNICAL DATA SHEET
NSN 4140-01-490-5736Government record, cited

Fan, Circulating4140-01-490-5736

NSN 4140-01-490-5736 · NIIN 014905736 · Part number ML6473
Unitrack Industries Inc · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 07556
Government record, cited
NSN 4140-01-490-5736 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-490-5736. Manufacturer of record part number: ML6473.
Also searched as  4140-01-490-5736 · 4140014905736 · NIIN 014905736 · 01-490-5736 · FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 07556 · ML6473 · PS315108.01.5.614
Nearby stock numbers  ·
Features
  • Fan,circulating — FSC 4140
  • Flow Direction: OUTWARD
  • Drive Type: GEAR
  • Diameter: 4.690 INCHES NOMINAL IN
  • Material: PLASTIC BLADE
  • Rotation Direction for Which Designed: CLOCKWISE
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Unitrack Industries Inc
Identification
  • NSN: 4140-01-490-5736
  • NIIN: 014905736
  • FSC: 4140 — Fans, Air Circulators, and Blower Equipment
  • FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
  • Primary part number: ML6473
  • Manufacturer: Unitrack Industries Inc
General Description

The Fan,circulating, cataloged under National Stock Number 4140-01-490-5736, 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 Unitrack Industries Inc. Government technical data includes 5 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.

Technical Specifications
ParameterValue
NSN4140-01-490-5736
Primary Part NumberML6473
Item NameFan,circulating
FSC / FSG4140 / 41 — Fans, Air Circulators, and Blower Equipment
ManufacturerUnitrack Industries Inc
StatusACTIVE
Flow DirectionOUTWARD
Drive TypeGEAR
Diameter4.690 INCHES NOMINAL IN
MaterialPLASTIC BLADE
Rotation Direction for Which DesignedCLOCKWISE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
ML6473 PRIMARY Unitrack Industries Inc (USA)
PS315108.01.5.614 Cae Inc (CAN)
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 4140-01-490-5736?

NSN 4140-01-490-5736 is a Fan,circulating, manufactured by Unitrack Industries Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.

What part numbers are listed for NSN 4140-01-490-5736?

NSN 4140-01-490-5736 has 2 manufacturer part numbers on file: ML6473 (Unitrack Industries Inc), PS315108.01.5.614 (Cae Inc).

What are the specifications of ML6473?

Key specifications for ML6473: Flow Direction: OUTWARD; Drive Type: GEAR; Diameter: 4.690 INCHES NOMINAL IN; Material: PLASTIC BLADE. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4140-01-490-5736 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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