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FAA aircraft registration

N921UM

MIKOYAN GUREVICH MIG 21 UM · — · Valid

N921UM is a MIKOYAN GUREVICH MIG 21 UM (year —), valid on the FAA registry as of 2026-09-06. Owner type: entity. No NTSB accident or incident matches this tail in our snapshot. Source: FAA Releasable Aircraft Database.

Snapshot date: 2026-09-06 · Source: registry.faa.gov

Registration

Status
Valid
Serial number
516979001
Issued
—
Expires
—
Type aircraft
Fixed wing single-engine
State
AL

Registered owner

L-29 HOLDINGS LLC

FAIRHOPE, AL

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

Ownership timeline
  • CurrentL-29 HOLDINGS 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 N921UM 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 N921UM.

Type certificate

MIKOYAN GUREVICH MIG 21 UM is governed by the FAA Type Certificate Data Sheet for the MIKOYAN GUREVICH family. The TCDS is the authoritative reference for engine, weight, and equipment configuration.

Nearby N-numbers

Registrations that share the N921U block.

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Sources