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444561 — DUCT,COMPRESSOR,AIRCRAFT GAS TUR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

444561: DUCT,COMPRESSOR,AIRCRAFT GAS TUR.

DUCT,COMPRESSOR,AIRCRAFT GAS TUR. Key specifications include special_features: NEXT HIGHER ASSEMBLY, PART NUMBER 700020, end_item_identification: MK4 STANCHION. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-800-3983, 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
444561
NSN: 2840-00-800-3983
NIINs: 008003983, 014955004
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresNEXT HIGHER ASSEMBLY, PART NUMBER 700020
end_item_identificationMK4 STANCHION
NSN2840-00-800-3983
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DUCT,COMPRESSOR,AIRCRAFT GAS TUR TITLE COMPONENT PN 444561 MFR DUCT,COMPRESSOR,AIRCRA
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAV
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
END ITEM IDENTIFICATIONTF33 AIRCRAFT ENGINE
SUBSTITUTES & CROSS-REFERENCES 1
423401Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 444561?
444561 is a DUCT,COMPRESSOR,AIRCRAFT GAS TUR.
What parts can replace 444561?
There is 1 known substitute for 444561: 423401. Substitute compatibility should be verified for your specific system.
What is the NSN for 444561?
444561 is cataloged in the U.S. Government catalog under NSN 2840-00-800-3983. 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.