Single-engine piston

N91551

2018 Airplane Factory SLING TSI

Registered No accidents on file
Built
2018
Serial
129S
Class
Single-engine piston
Engines
Rotax 915 IS
Status
Current as of October 2026
Registered owner
Airplane Factory (Non-citizen corporation)
Based
Torrance, CA
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Registration record

N91551 on the FAA register

Type
2018 Airplane Factory SLING TSI
Serial
129S
Engines
Rotax 915 IS
Registered owner
Airplane Factory
Torrance, CA
Certificate issued
2023-07-17
Airworthiness date
2023-11-26
Registration expires
2030-07-31
Airworthiness class
Experimental · exhibition
Mode S (hex)
ACAC5F
Mode S (octal)
53126137
Seats (type)
4
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-07-31
    Registration expires (renewal due).
  • 2023-11-26
    Airworthiness date on the current FAA record (experimental category (exhibition)).
  • 2023-07-17
    Certificate of registration issued as N91551 to the current registrant.
  • 2018
    Manufactured (2018).
  • 2013-05-22
    N91551 previously assigned to a North American Navion (s/n NAV-4-327); cancelled.
Overview

About N91551

N91551 is a 2018 Airplane Factory SLING TSI, serial number 129S. The FAA register lists Airplane Factory as the registrant in Torrance, California. The current certificate of registration was issued on July 17, 2023 and expires on July 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 915 IS engine and 4 seats. Its airworthiness certificate is experimental category (exhibition), dated November 26, 2023.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N91551. 1 earlier record involves a different aircraft that carried the same N-number.

Safety record

Accident & incident history

1981-04-14 Accident · Bayard,Ne, 27 Damage: Destroyed NTSB · 3 0861
Reported aircraft: Navion G — a different aircraft that carried the N91551 registration before this airframe.
Probable cause: IL SCREEN PACKED W CARBON.36HRS SINCE MAJOR.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in California· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.