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1668M40G03 — SEAL,METALLIC,AIRCRAFT GAS TURBI

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1668M40G03: SEAL,METALLIC,AIRCRAFT GAS TURBI.

SEAL,METALLIC,AIRCRAFT GAS TURBI. Key specifications include diameter: 21.510 INCHES MINIMUM AND 21.520 INCHES MAXIMUM IN, material: NICKEL ALLOY OVERALL, design_type: AXIAL COMPRESSOR, overall_length: 0.705 INCHES MINIMUM AND 0.715 INCHES MAXIMUM IN, special_features: MATL SPEC B50TF14 CL-A, HONEYCOMB PATTER; RIBBON THK 0.0027-0.0033; MATL OF RIBBON; TITANIUM ALLOY, AMS 5536, end_item_identification: F110-100 AIRCRAFT GAS TURBINE ENGINE. This part is cataloged in the U.S.

Government catalog under NSN 2840-01-387-9366, 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
1668M40G03
NSN: 2840-01-387-9366
FSC: 2840 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
diameter21.510 INCHES MINIMUM AND 21.520 INCHES MAXIMUM IN
materialNICKEL ALLOY OVERALL
design_typeAXIAL COMPRESSOR
overall_length0.705 INCHES MINIMUM AND 0.715 INCHES MAXIMUM IN
special_featuresMATL SPEC B50TF14 CL-A, HONEYCOMB PATTER; RIBBON THK 0.0027-0.0033; MATL OF RIBBON; TITANIUM ALLOY, AMS 5536
end_item_identificationF110-100 AIRCRAFT GAS TURBINE ENGINE
criticality_code_justificationABHP AND ABMZ AND FEAT
part_name_assigned_by_controlling_agencySEAL,HONEYCOMB
NSN2840-01-387-9366
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,METALLIC,AIRCRAFT GAS TURBI TITLE COMPONENT PN 1668M40G03 MFR SEAL,METALLIC,AIRCRAFT
KEY FEATURES
•
DESIGN TYPE: AXIAL COMPRESSOR
•
CRITICALITY CODE JUSTIFICATION: ABHP AND ABMZ AND FEAT
•
DIAMETER: 21.510 INCHES MINIMUM AND 21.520 INCHES MAXIMUM IN
•
MATERIAL: NICKEL ALLOY OVERALL
TECHNICAL CHARACTERISTICS
DESIGN TYPEAXIAL COMPRESSOR
CRITICALITY CODE JUSTIFICATIONABHP AND ABMZ AND FEAT
DIAMETER21.510 INCHES MINIMUM AND 21.520 INCHES MAXIMUM IN
OVERALL LENGTH0.705 INCHES MINIMUM AND 0.715 INCHES MAXIMUM IN
SPECIAL FEATURESMATL SPEC B50TF14 CL-A, HONEYCOMB PATTER; RIBBON THK 0.0027-0.0033; MATL OF RIBBON; TITANIUM ALLOY, AMS 5536
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL,HONEYCOMB
END ITEM IDENTIFICATIONF110-100 AIRCRAFT GAS TURBINE ENGINE
MATERIALNICKEL ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
1668M40Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1668M40G03?
1668M40G03 is a SEAL,METALLIC,AIRCRAFT GAS TURBI.
What parts can replace 1668M40G03?
There is 1 known substitute for 1668M40G03: 1668M40. Substitute compatibility should be verified for your specific system.
What is the NSN for 1668M40G03?
1668M40G03 is cataloged in the U.S. Government catalog under NSN 2840-01-387-9366. 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.