Single-engine piston

N9911

1979 Homebuilt Neys D260

Registered No accidents on file
Built
1979
Serial
522
Class
Single-engine piston
Engines
Lycoming R680
Status
Current as of October 2026
Registered owner
August Aero LLC (LLC)
Based
Kalispell, MT
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Registration record

N9911 on the FAA register

Type
1979 Homebuilt Neys D260
Serial
522
Engines
Lycoming R680
Registered owner
August Aero LLC
Kalispell, MT
Certificate issued
2020-05-08
Airworthiness date
1980-07-02
Registration expires
2027-05-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
ADD8D5
Mode S (octal)
53354325
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-05-31
    Registration expires (renewal due).
  • 2020-05-08
    Certificate of registration issued as N9911 to the current registrant.
  • 1980-07-02
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1979
    Manufactured (1979).
  • 1941-03-01
    N9911 previously assigned to a Travel Air 2000 (s/n 1121); cancelled.
Overview

About N9911

N9911 is a 1979 Homebuilt Neys D260, serial number 522. The FAA register lists August Aero LLC as the registrant in Kalispell, Montana. The current certificate of registration was issued on May 8, 2020 and expires on May 31, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming R680 engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated July 2, 1980.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N9911.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N9911.

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 Montana· 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.