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L3400028-011 — ARM,UPLOCK SWITCH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

L3400028-011: ARM,UPLOCK SWITCH.

The ARM,UPLOCK SWITCH is a the manufacturer industrial component. Key specifications include end_item_identification: B-1B ACFT, general_characteristics_item_description: WHEEL DOOR,NOSE LANDING GEAR. This part is cataloged in the U.S.

Government catalog under NSN 1680-01-203-7007, 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
L3400028-011
NSN: 1680-01-203-7007
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 43999 — THE BOEING COMPANY DIV LEGACY AM&M (USA)
SPECIFICATIONS
end_item_identificationB-1B ACFT
general_characteristics_item_descriptionWHEEL DOOR,NOSE LANDING GEAR
NSN1680-01-203-7007
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARM,UPLOCK SWITCH TITLE COMPONENT PN L3400028-011 MFR ARM,UPLOCK SWITCH
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: WHEEL DOOR,NOSE LANDING GEAR
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONWHEEL DOOR,NOSE LANDING GEAR
END ITEM IDENTIFICATIONB-1B ACFT
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-000-0144 1680-00-001-1401 1680-00-001-1402 1680-00-001-1403 1680-00-001-1404 1680-00-001-1730 1680-00-001-1731 1680-00-001-1736
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is L3400028-011?
L3400028-011 is a ARM,UPLOCK SWITCH.
What is the NSN for L3400028-011?
L3400028-011 is cataloged in the U.S. Government catalog under NSN 1680-01-203-7007. 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.