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6539-70-410-2044 — DUCT ASSEMBLY,OIL COOLER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

6539-70-410-2044: DUCT ASSEMBLY,OIL COOLER.

The DUCT ASSEMBLY,OIL COOLER is a the manufacturer industrial component. Key specifications include end_item_identification: HELICOPTER MODEL CH-53E. This part is cataloged in the U.S.

Government catalog under NSN 1615-01-225-4538, 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
6539-70-410-2044
NSN: 1615-01-225-4538
FSC: 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
end_item_identificationHELICOPTER MODEL CH-53E
NSN1615-01-225-4538
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUCT ASSEMBLY,OIL COOLER TITLE COMPONENT PN 6539-70-410-2044 MFR DUCT ASSEMBLY,OIL COOL
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONHELICOPTER MODEL CH-53E
OTHER ITEMS IN FSC 1615 — Helicopter Rotor Blades, Drive Mechanisms and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1615-00-056-4862 1615-00-420-7841 1615-00-446-7576 1615-00-458-8376 1615-00-621-1853 1615-00-629-4445 1615-00-689-6306 1615-00-689-6307
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 6539-70-410-2044?
6539-70-410-2044 is a DUCT ASSEMBLY,OIL COOLER.
What is the NSN for 6539-70-410-2044?
6539-70-410-2044 is cataloged in the U.S. Government catalog under NSN 1615-01-225-4538. 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.