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4020674 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4020674: SEAL,AIR,AIRCRAFT GAS TURBINE EN.

SEAL,AIR,AIRCRAFT GAS TURBINE EN. Key specifications include diameter: 7.930 INCHES MINIMUM AND 7.950 INCHES MAXIMUM IN, material: NICKEL ALLOY OVERALL, overall_length: 0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN, end_item_identification: F-100 AIRCRAFT ENGINE, engine_section_location: TURBINE, criticality_code_justification: AGAV. This part is cataloged in the U.S.

Government catalog under NSN 2840-00-327-5429, 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
4020674
NSN: 2840-00-327-5429
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
diameter7.930 INCHES MINIMUM AND 7.950 INCHES MAXIMUM IN
materialNICKEL ALLOY OVERALL
overall_length0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
end_item_identificationF-100 AIRCRAFT ENGINE
engine_section_locationTURBINE
criticality_code_justificationAGAV
NSN2840-00-327-5429
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,AIR,AIRCRAFT GAS TURBINE EN TITLE COMPONENT PN 4020674 MFR SEAL,AIR,AIRCRAFT GAS
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAV
•
DIAMETER: 7.930 INCHES MINIMUM AND 7.950 INCHES MAXIMUM IN
•
ENGINE SECTION LOCATION: TURBINE
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAV
DIAMETER7.930 INCHES MINIMUM AND 7.950 INCHES MAXIMUM IN
OVERALL LENGTH0.305 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN
ENGINE SECTION LOCATIONTURBINE
END ITEM IDENTIFICATIONF-100 AIRCRAFT ENGINE
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 — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 4020674?
4020674 is a SEAL,AIR,AIRCRAFT GAS TURBINE EN.
What is the NSN for 4020674?
4020674 is cataloged in the U.S. Government catalog under NSN 2840-00-327-5429. 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.