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FAA aircraft registration

N57UD

TEXTRON AVIATION INC 172S · 2017 · Valid

N57UD is a TEXTRON AVIATION INC 172S (year 2017), valid on the FAA registry as of 2026-07-12. Owner type: entity. No NTSB accident or incident matches this tail in our snapshot. Source: FAA Releasable Aircraft Database.

Snapshot date: 2026-07-12 · Source: registry.faa.gov

Registration

Status
Valid
Serial number
172S12089
Issued
—
Expires
—
Type aircraft
Fixed wing single-engine
State
IL

Registered owner

ALF IX LLC

CHICAGO, IL

Source: FAA Releasable Aircraft Database. Entity owners are shown without redaction; individual owners are redacted by default.

Ownership timeline
  • CurrentALF IX LLCsince —
  • Earlier owners are reconstructed from successive FAA snapshots and shown when our archive has at least two transitions for this tail.
Accident or incident history(0 matches)

No NTSB CAROL record matches N57UD in our snapshot. The official NTSB search may show later filings. Open NTSB CAROL.

Applicable Airworthiness Directives(0 on the make-model list)

AD applicability depends on serial range, engine, and propeller. Use the FAA AD library or your A&P mechanic for a definitive applicability list for N57UD.

Type certificate

TEXTRON AVIATION INC 172S is governed by the FAA Type Certificate Data Sheet for the TEXTRON AVIATION INC family. The TCDS is the authoritative reference for engine, weight, and equipment configuration.

Nearby N-numbers

Registrations that share the N57U block.

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Sources