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78548-1T — IMPELLER,FAN,AXIAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

78548-1T: IMPELLER,FAN,AXIAL.

The IMPELLER,FAN,AXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include width: 1.6875 INCHES NOMINAL IN, diameter: 10.500 INCHES NOMINAL IN, blade_shape: STRAIGHT, hub_location: CENTER, blade_quantity: 13, attachment_method: KEYWAY. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-374-7819, 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
78548-1T
NSN: 4140-01-374-7819
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 50380 — RELIANCE ELECTRIC (USA)
SPECIFICATIONS
width1.6875 INCHES NOMINAL IN
diameter10.500 INCHES NOMINAL IN
blade_shapeSTRAIGHT
hub_locationCENTER
blade_quantity13
attachment_methodKEYWAY
rotation_direction_for_which_designedCLOCKWISE AND COUNTERCLOCKWISE
NSN4140-01-374-7819
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,FAN,AXIAL TITLE COMPONENT PN 78548-1T MFR IMPELLER,FAN,AXIAL
KEY FEATURES
•
ATTACHMENT METHOD: KEYWAY
•
DIAMETER: 10.500 INCHES NOMINAL IN
•
BLADE SHAPE: STRAIGHT
•
BLADE QUANTITY: 13
•
HUB LOCATION: CENTER
•
WIDTH: 1.6875 INCHES NOMINAL IN
•
ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE AND COUNTERCLOCKWISE
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
ATTACHMENT METHODKEYWAY
DIAMETER10.500 INCHES NOMINAL IN
BLADE SHAPESTRAIGHT
BLADE QUANTITY13
HUB LOCATIONCENTER
WIDTH1.6875 INCHES NOMINAL IN
END ITEM IDENTIFICATIONE250 FRAME ELECTRIC MOTOR
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE AND COUNTERCLOCKWISE
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 78548-1T?
78548-1T is a IMPELLER,FAN,AXIAL.
What is the NSN for 78548-1T?
78548-1T is cataloged in the U.S. Government catalog under NSN 4140-01-374-7819. 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.