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PartsTable / COMPONENT / R1-9303 CD-3521
R1-9303 CD-3521 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FAN,VANEAXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include length: 32.000 INCHES NOMINAL IN, material: STEEL HOUSING, style_designator: FIXED, surface_treatment: ZINC HOUSING, housing_inside_diameter: 21.120 INCHES MINIMUM AND 21.130 INCHES MAXIMUM IN, rotation_direction_for_which_designed: COUNTERCLOCKWISE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4140-01-285-7850, 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
R1-9303 CD-3521
NSN: 4140-01-285-7850
FSC: 4140
CAGE: 75477 — FM AF, LLC DBA AMERICAN FAN COMPANY (USA)
SPECIFICATIONS
length32.000 INCHES NOMINAL IN
materialSTEEL HOUSING
style_designatorFIXED
surface_treatmentZINC HOUSING
housing_inside_diameter21.120 INCHES MINIMUM AND 21.130 INCHES MAXIMUM IN
rotation_direction_for_which_designedCOUNTERCLOCKWISE
NSN4140-01-285-7850
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FAN,VANEAXIAL TITLE COMPONENT PN R1-9303 CD-3521 MFR FAN,VANEAXIAL
KEY FEATURES
•
SURFACE TREATMENT: ZINC HOUSING
•
MATERIAL: STEEL HOUSING
•
ROTATION DIRECTION FOR WHICH DESIGNED: COUNTERCLOCKWISE
•
STYLE DESIGNATOR: FIXED
•
HOUSING INSIDE DIAMETER: 21.120 INCHES MINIMUM AND 21.130 INCHES MAXIMUM IN
•
LENGTH: 32.000 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 (FLIS)
SURFACE TREATMENTZINC HOUSING
MATERIALSTEEL HOUSING
ROTATION DIRECTION FOR WHICH DESIGNEDCOUNTERCLOCKWISE
STYLE DESIGNATORFIXED
HOUSING INSIDE DIAMETER21.120 INCHES MINIMUM AND 21.130 INCHES MAXIMUM IN
LENGTH32.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
F92G447Interchangeable
interchangeable cross-reference
interchangeable
BACTI-DISKSInterchangeable
interchangeable cross-reference
interchangeable
R19303Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R1-9303 CD-3521?
R1-9303 CD-3521 is a FAN,VANEAXIAL.
What parts can replace R1-9303 CD-3521?
There are 3 known substitutes for R1-9303 CD-3521: F92G447, BACTI-DISKS, R19303. Substitute compatibility should be verified for your specific system.
What is the NSN for R1-9303 CD-3521?
R1-9303 CD-3521 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4140-01-285-7850. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026