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5749279 — GUARD,FAN IMPELLER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

5749279: GUARD,FAN IMPELLER.

The GUARD,FAN IMPELLER is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include shape: IRREGULAR, part_name_assigned_by_controlling_agency: LCAC SCREEN, WEBBING LIFT FAN. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-543-0812, 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
5749279
NSN: 4140-01-543-0812
NIINs: 015430812, 015890088, 015890089, 015890093, 015890109, 015890122, 015890127, 015890129, 015890134, 015890135
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
shapeIRREGULAR
part_name_assigned_by_controlling_agencyLCAC SCREEN, WEBBING LIFT FAN
NSN4140-01-543-0812
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUARD,FAN IMPELLER TITLE COMPONENT PN 5749279 MFR GUARD,FAN IMPELLER
KEY FEATURES
•
SHAPE: IRREGULAR
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
SHAPEIRREGULAR
SUBSTITUTES & CROSS-REFERENCES 1
5749279-015Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5749279?
5749279 is a GUARD,FAN IMPELLER.
What parts can replace 5749279?
There is 1 known substitute for 5749279: 5749279-015. Substitute compatibility should be verified for your specific system.
What is the NSN for 5749279?
5749279 is cataloged in the U.S. Government catalog under NSN 4140-01-543-0812. 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.