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553599 — DUCT SEGMENT,FAN EXHAUST,LOWER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

553599: DUCT SEGMENT,FAN EXHAUST,LOWER.

The DUCT SEGMENT,FAN EXHAUST,LOWER is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include end_item_identification: PRATT AND WHITNEY TURBOFAN ENGINE MODEL JT8D. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-058-0964, 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
553599
NSN: 2840-01-058-0964
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationPRATT AND WHITNEY TURBOFAN ENGINE MODEL JT8D
NSN2840-01-058-0964
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUCT SEGMENT,FAN EXHAUST,LOWER TITLE COMPONENT PN 553599 MFR DUCT SEGMENT,FAN EXHAU
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONPRATT AND WHITNEY TURBOFAN ENGINE MODEL JT8D
OTHER ITEMS IN FSC 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2840-00-000-0048 2840-00-000-0049 2840-00-001-1741 2840-00-001-1743 2840-00-001-2117 2840-00-001-2284 2840-00-001-3922 2840-00-001-4903
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 553599?
553599 is a DUCT SEGMENT,FAN EXHAUST,LOWER.
What is the NSN for 553599?
553599 is cataloged in the U.S. Government catalog under NSN 2840-01-058-0964. 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.