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340530 — SEAL,AIR,AIRCRAFT GAS TURBINE EN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

340530: SEAL,AIR,AIRCRAFT GAS TURBINE EN.

SEAL,AIR,AIRCRAFT GAS TURBINE EN. Key specifications include material: STEEL OVERALL, overall_length: 1.640 INCHES MINIMUM AND 1.640 INCHES MINIMUM AND 1.680 INCHES MAXIMUM1.680 INCHES MAXIMUM IN, end_item_identification: ACFT ENG J-57ACFT ENG J-57, engine_section_location: COMPRESSORCOMPRESSOR, criticality_code_justification: AGAVAGAV. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-109-7749, 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
340530
NSN: 2840-01-109-7749
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.640 INCHES MINIMUM AND 1.640 INCHES MINIMUM AND 1.680 INCHES MAXIMUM1.680 INCHES MAXIMUM IN
end_item_identificationACFT ENG J-57ACFT ENG J-57
engine_section_locationCOMPRESSORCOMPRESSOR
criticality_code_justificationAGAVAGAV
NSN2840-01-109-7749
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,AIR,AIRCRAFT GAS TURBINE EN TITLE COMPONENT PN 340530 MFR SEAL,AIR,AIRCRAFT GAS
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: AGAVAGAV
•
ENGINE SECTION LOCATION: COMPRESSORCOMPRESSOR
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONAGAVAGAV
OVERALL LENGTH1.640 INCHES MINIMUM AND 1.640 INCHES MINIMUM AND 1.680 INCHES MAXIMUM1.680 INCHES MAXIMUM IN
ENGINE SECTION LOCATIONCOMPRESSORCOMPRESSOR
END ITEM IDENTIFICATIONACFT ENG J-57ACFT ENG J-57
MATERIALSTEEL 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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 340530?
340530 is a SEAL,AIR,AIRCRAFT GAS TURBINE EN.
What is the NSN for 340530?
340530 is cataloged in the U.S. Government catalog under NSN 2840-01-109-7749. 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.