Single-engine piston

N9131

2011 Homebuilt Bi-Fly Baby

Registered No accidents on file
Built
2011
Serial
B1FB
Class
Single-engine piston
Engines
Lycoming O-235-C1
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Crestwood, KY
Registration record

N9131 on the FAA register

Type
2011 Homebuilt Bi-Fly Baby
Serial
B1FB
Engines
Lycoming O-235-C1
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Crestwood, KY
Certificate issued
2025-01-07
Airworthiness date
2026-04-23
Registration expires
2032-01-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
ACA44B
Mode S (octal)
53122113
Seats (type)
1
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2032-01-31
    Registration expires (renewal due).
  • 2026-04-23
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2025-01-07
    Certificate of registration issued as N9131 to the current registrant.
  • 2011
    Manufactured (2011).
  • 1968-08-05
    N9131 previously assigned to a Homebuilt D-9 (s/n F-3106); cancelled.
  • 1933-11-17
    N9131 previously assigned to a Fokker Super Universal (s/n 849); cancelled.
Overview

About N9131

N9131 is a 2011 Homebuilt Bi-Fly Baby, serial number B1FB. It is registered to an individual in Crestwood, Kentucky. The current certificate of registration was issued on January 7, 2025 and expires on January 31, 2032.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-235-C1 engine and 1 seats. Its airworthiness certificate is experimental category (amateur-built), dated April 23, 2026.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N9131.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N9131.

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

Same state

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Browse: Aircraft registered in Kentucky· 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.