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4088040 — SUPPORT,SEAL,AIRCRAFT GAS TURBIN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4088040: SUPPORT,SEAL,AIRCRAFT GAS TURBIN.

SUPPORT,SEAL,AIRCRAFT GAS TURBIN. Key specifications include material: NICKEL ALLOY, end_item_identification: F100-PW-229 AIRCRAFT ENGINE, criticality_code_justification: AGAV, material_document_and_classification: PWA 1174 MFR REF ALL MATERIAL RESPONSES, part_name_assigned_by_controlling_agency: SUPPORT-AIR SEALING RING,1ST STAGE. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-539-2273, 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
4088040
NSN: 2840-01-539-2273
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
end_item_identificationF100-PW-229 AIRCRAFT ENGINE
criticality_code_justificationAGAV
material_document_and_classificationPWA 1174 MFR REF ALL MATERIAL RESPONSES
part_name_assigned_by_controlling_agencySUPPORT-AIR SEALING RING,1ST STAGE
NSN2840-01-539-2273
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SUPPORT,SEAL,AIRCRAFT GAS TURBIN TITLE COMPONENT PN 4088040 MFR SUPPORT,SEAL,AIRCRAFT
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
MATERIAL DOCUMENT AND CLASSIFICATION: PWA 1174 MFR REF ALL MATERIAL RESPONSES
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
MATERIAL DOCUMENT AND CLASSIFICATIONPWA 1174 MFR REF ALL MATERIAL RESPONSES
PART NAME ASSIGNED BY CONTROLLING AGENCYSUPPORT-AIR SEALING RING,1ST STAGE
END ITEM IDENTIFICATIONF100-PW-229 AIRCRAFT ENGINE
MATERIALNICKEL ALLOY
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 2
2840PL1850681Reference document
Same NSN cross-reference
Reference document — Informative reference only
KDS 2840-1150Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4088040?
4088040 is a SUPPORT,SEAL,AIRCRAFT GAS TURBIN.
What parts can replace 4088040?
There are 2 known substitutes for 4088040: 2840PL1850681, KDS 2840-1150. Substitute compatibility should be verified for your specific system.
What is the NSN for 4088040?
4088040 is cataloged in the U.S. Government catalog under NSN 2840-01-539-2273. 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.