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A9400221 — IMPELLER,FAN,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A9400221: IMPELLER,FAN,CENTRIFUGAL.

The IMPELLER,FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include width: 5.750 INCHES NOMINAL IN, length: 9.180 INCHES NOMINAL IN, diameter: 9.180 INCHES NOMINAL IN, style_designator: STRAIGHT BLADES SINGLE WIDTH, mounting_hole_diameter: 0.870 INCHES NOMINAL IN, end_item_identification: 4540-01-700-3089. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-723-6145, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
A9400221
NSN: 4140-01-723-6145
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 43496 — THE NEW YORK BLOWER COMPANY (USA)
SPECIFICATIONS
width5.750 INCHES NOMINAL IN
length9.180 INCHES NOMINAL IN
diameter9.180 INCHES NOMINAL IN
style_designatorSTRAIGHT BLADES SINGLE WIDTH
mounting_hole_diameter0.870 INCHES NOMINAL IN
end_item_identification4540-01-700-3089
part_name_assigned_by_controlling_agencyWHEEL, BLOWER
NSN4140-01-723-6145
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,FAN,CENTRIFUGAL TITLE COMPONENT PN A9400221 MFR IMPELLER,FAN,CENTRIFUG
KEY FEATURES
•
LENGTH: 9.180 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BLADES SINGLE WIDTH
•
MOUNTING HOLE DIAMETER: 0.870 INCHES NOMINAL IN
•
DIAMETER: 9.180 INCHES NOMINAL IN
•
WIDTH: 5.750 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
LENGTH9.180 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BLADES SINGLE WIDTH
MOUNTING HOLE DIAMETER0.870 INCHES NOMINAL IN
DIAMETER9.180 INCHES NOMINAL IN
WIDTH5.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWHEEL, BLOWER
END ITEM IDENTIFICATION4540-01-700-3089
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 4140-00-001-1517 4140-00-001-1536 4140-00-001-1537 4140-00-001-3930 4140-00-001-6464 4140-00-001-6874 4140-00-001-6875
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A9400221?
A9400221 is a IMPELLER,FAN,CENTRIFUGAL.
What is the NSN for A9400221?
A9400221 is cataloged in the U.S. Government catalog under NSN 4140-01-723-6145. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.