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4055388 — SEAL,METALLIC,AIRCRAFT GAS TURBI

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4055388: SEAL,METALLIC,AIRCRAFT GAS TURBI.

SEAL,METALLIC,AIRCRAFT GAS TURBI. Key specifications include diameter: 15.926 INCHES MINIMUM AND 15.926 INCHES MINIMUM AND 15.930 INCHES MAXIMUM15.930 INCHES MAXIMUM IN, material: NICKEL ALLOY OVERALL, overall_length: 2.934 INCHES MINIMUM AND 2.934 INCHES MINIMUM AND 2.944 INCHES MAXIMUM2.944 INCHES MAXIMUM IN, end_item_identification: ACFT ENG F100ACFT ENG F100, engine_section_location: TURBINETURBINE, criticality_code_justification: AGAVAGAV. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-116-0937, 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
4055388
NSN: 2840-01-116-0937
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
diameter15.926 INCHES MINIMUM AND 15.926 INCHES MINIMUM AND 15.930 INCHES MAXIMUM15.930 INCHES MAXIMUM IN
materialNICKEL ALLOY OVERALL
overall_length2.934 INCHES MINIMUM AND 2.934 INCHES MINIMUM AND 2.944 INCHES MAXIMUM2.944 INCHES MAXIMUM IN
end_item_identificationACFT ENG F100ACFT ENG F100
engine_section_locationTURBINETURBINE
criticality_code_justificationAGAVAGAV
NSN2840-01-116-0937
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,METALLIC,AIRCRAFT GAS TURBI TITLE COMPONENT PN 4055388 MFR SEAL,METALLIC,AIRCRAFT
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAVAGAV
•
DIAMETER: 15.926 INCHES MINIMUM AND 15.926 INCHES MINIMUM AND 15.930 INCHES MAXIMUM15.930 INCHES MAXIMUM IN
•
ENGINE SECTION LOCATION: TURBINETURBINE
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAVAGAV
DIAMETER15.926 INCHES MINIMUM AND 15.926 INCHES MINIMUM AND 15.930 INCHES MAXIMUM15.930 INCHES MAXIMUM IN
OVERALL LENGTH2.934 INCHES MINIMUM AND 2.934 INCHES MINIMUM AND 2.944 INCHES MAXIMUM2.944 INCHES MAXIMUM IN
ENGINE SECTION LOCATIONTURBINETURBINE
END ITEM IDENTIFICATIONACFT ENG F100ACFT ENG F100
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.
2840-00-000-0048 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
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 4055388?
4055388 is a SEAL,METALLIC,AIRCRAFT GAS TURBI.
What is the NSN for 4055388?
4055388 is cataloged in the U.S. Government catalog under NSN 2840-01-116-0937. 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.