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SX640E-NOSW — FAN ASSEMBLY,CENTRIFUGAL

✓ Government record, cited
— · FAN MODULE
PRODUCT OVERVIEW

SX640E-NOSW: FAN ASSEMBLY,CENTRIFUGAL.

The FAN ASSEMBLY,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include unpackaged_unit_width: 1.75 INCHES NOMINAL IN, unpackaged_unit_height: 2.50 INCHES NOMINAL IN, unpackaged_unit_length: 19.0 INCHES NOMINAL IN, end_item_identification: E-3 BLOCK 404, part_name_assigned_by_controlling_agency: SX40 MODEL FAN RACK NETWORK COOLING. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-679-1941, 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
SX640E-NOSW
NSN: 4140-01-679-1941
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 6GSR2 — PROCOOL LLC DBA PROCOOL RACK FANS (USA)
SPECIFICATIONS
unpackaged_unit_width1.75 INCHES NOMINAL IN
unpackaged_unit_height2.50 INCHES NOMINAL IN
unpackaged_unit_length19.0 INCHES NOMINAL IN
end_item_identificationE-3 BLOCK 404
part_name_assigned_by_controlling_agencySX40 MODEL FAN RACK NETWORK COOLING
NSN4140-01-679-1941
COMPONENT DIAGRAM
HANDLE 60mm 60mm HOT-PLUG COOL IN HOT OUT DUAL ROTOR HOT-SWAP FAN MODULE | 60mm Dual Rotor | FRONT-TO-BACK Hot-plug | Redundant | TITLE FAN MODULE PN SX640E-NOSW MFR OEM FAN ASSEMBLY,CENTRIFUGAL
KEY FEATURES
•
UNPACKAGED UNIT LENGTH: 19.0 INCHES NOMINAL IN
•
UNPACKAGED UNIT WIDTH: 1.75 INCHES NOMINAL IN
•
UNPACKAGED UNIT HEIGHT: 2.50 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
UNPACKAGED UNIT LENGTH19.0 INCHES NOMINAL IN
UNPACKAGED UNIT WIDTH1.75 INCHES NOMINAL IN
UNPACKAGED UNIT HEIGHT2.50 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSX40 MODEL FAN RACK NETWORK COOLING
END ITEM IDENTIFICATIONE-3 BLOCK 404
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 SX640E-NOSW?
SX640E-NOSW is a FAN ASSEMBLY,CENTRIFUGAL.
What is the NSN for SX640E-NOSW?
SX640E-NOSW is cataloged in the U.S. Government catalog under NSN 4140-01-679-1941. 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.