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202990SR4 ✓ 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 TURBINE,AIRCRAFT COOLING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: STEEL, overall_height: 1.312 INCHES NOMINAL IN, stock_diameter: 0.048 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1660-00-796-4741, 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
202990SR4
NSN: 1660-00-796-4741
FSC: 1660
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialSTEEL
overall_height1.312 INCHES NOMINAL IN
stock_diameter0.048 INCHES NOMINAL IN
NSN1660-00-796-4741
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TURBINE,AIRCRAFT COOLING TITLE COMPONENT PN 202990SR4 MFR TURBINE,AIRCRAFT COOLI
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
57C32Interchangeable
interchangeable cross-reference
interchangeable
6B202990Interchangeable
interchangeable cross-reference
interchangeable
BB19211Interchangeable
interchangeable cross-reference
interchangeable
202990Interchangeable
interchangeable cross-reference
interchangeable
202990-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 202990SR4?
202990SR4 is a TURBINE,AIRCRAFT COOLING.
What parts can replace 202990SR4?
There are 5 known substitutes for 202990SR4: 57C32, 6B202990, BB19211 and 2 more. Substitute compatibility should be verified for your specific system.
Is 202990SR4 still available?
202990SR4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026