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4089325 — STIFFENER,HEATSHIELD,AIRCRAFT GA

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4089325: STIFFENER,HEATSHIELD,AIRCRAFT GA.

STIFFENER,HEATSHIELD,AIRCRAFT GA. Key specifications include material: NICKEL ALLOY OVERALL, special_features: FORM,FIT,FUNCTION, end_item_identification: F100-PW-220E, criticality_code_justification: FEAT, material_document_and_classification: AMS5544 FED SPEC SINGLE MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: STIFFENER,AUGMENTER MANIFOLD. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-655-6779, 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
4089325
NSN: 2840-01-655-6779
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
special_featuresFORM,FIT,FUNCTION
end_item_identificationF100-PW-220E
criticality_code_justificationFEAT
material_document_and_classificationAMS5544 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencySTIFFENER,AUGMENTER MANIFOLD
NSN2840-01-655-6779
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available STIFFENER,HEATSHIELD,AIRCRAFT GA TITLE COMPONENT PN 4089325 MFR STIFFENER,HEATSHIELD,A
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5544 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONFEAT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5544 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESFORM,FIT,FUNCTION
PART NAME ASSIGNED BY CONTROLLING AGENCYSTIFFENER,AUGMENTER MANIFOLD
END ITEM IDENTIFICATIONF100-PW-220E
MATERIALNICKEL ALLOY OVERALL
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.
2840-00-004-4242 2840-00-021-4702 2840-00-043-0981 2840-00-043-0982 2840-00-048-5261 2840-00-407-9165 2840-01-171-0875
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4089325?
4089325 is a STIFFENER,HEATSHIELD,AIRCRAFT GA.
What is the NSN for 4089325?
4089325 is cataloged in the U.S. Government catalog under NSN 2840-01-655-6779. 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.