R1-9303 CD-3521 — Technical Data Sheet

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— · 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 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

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
NSN	4140-01-285-7850

COMPONENT DIAGRAM

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

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

VERIFIED SUBSTITUTES & CROSS-REFERENCES 3

F92G447InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

BACTI-DISKSInterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

R19303InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

LIFECYCLE

StatusACTIVEGOVERNMENT REGISTRY

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 under NSN 4140-01-285-7850. This indicates validated use in U.S. government and defense supply chains.

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R1-9303 CD-3521 — Technical Data Sheet

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