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5531550 — IMPELLER,FAN,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5531550: 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 part_name_assigned_by_controlling_agency: COUPLER DENTAL HANDPIECE MULTIFLEX LUX FORWARD DIRECTION W/SPRAY. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-239-7409, 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
5531550
NSN: 4140-00-239-7409
NIINs: 002397409, 014429773
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 57763 — CONSUMERS' AIRCRAFT COMPANY INC (USA)
SPECIFICATIONS
special_featuresMULTIFLEX LUX COUPLER; FOWARD DIRECTION WITH SPRAY REGULATOR AND ANTIRETRACTION; INCLUDES SPARE BULB; USE WITH LCM ILLUMINATOR AND TUBINGS.
part_name_assigned_by_controlling_agencyCOUPLER DENTAL HANDPIECE MULTIFLEX LUX FORWARD DIRECTION W/SPRAY
NSN4140-00-239-7409
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,FAN,CENTRIFUGAL TITLE COMPONENT PN 5531550 MFR IMPELLER,FAN,CENTRIFUG
KEY FEATURES
•
STYLE DESIGNATOR: STRAIGHT BLADES SINGLE WIDTH
•
ATTACHMENT METHOD: KEYWAY
•
DIAMETER: 2.375 INCHES NOMINAL IN
•
BLADE QUANTITY: 8
•
WIDTH: 0.375 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM BLADE
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT BLADES SINGLE WIDTH
ATTACHMENT METHODKEYWAY
DIAMETER2.375 INCHES NOMINAL IN
BLADE QUANTITY8
SPECIAL FEATURESCLOCKWISE IMPELLER ROTATION
WIDTH0.375 INCHES NOMINAL IN
MATERIALALUMINUM BLADE
SUBSTITUTES & CROSS-REFERENCES 1
4907-000034Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5531550?
5531550 is a IMPELLER,FAN,CENTRIFUGAL.
What parts can replace 5531550?
There is 1 known substitute for 5531550: 4907-000034. Substitute compatibility should be verified for your specific system.
What is the NSN for 5531550?
5531550 is cataloged in the U.S. Government catalog under NSN 4140-00-239-7409. 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.