Single-engine piston

N9123R

1995 Homebuilt Kolb Mark III

Registered 1 NTSB/FAA record
Built
1995
Serial
4317477E
Class
Single-engine piston
Engines
Bombardier ROTAX (ALL)
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Harrison, TN
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Registration record

N9123R on the FAA register

Type
1995 Homebuilt Kolb Mark III
Serial
4317477E
Engines
Bombardier ROTAX (ALL)
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Harrison, TN
Certificate issued
2017-01-04
Airworthiness date
1995-10-11
Registration expires
2030-01-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
ACA0EA
Mode S (octal)
53120352
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-01-31
    Registration expires (renewal due).
  • 2018-04-20
    Accident at Collegedale, TN; damage: destroyed.
  • 2017-01-04
    Certificate of registration issued as N9123R to the current registrant.
  • 1995-10-11
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1991-03-14
    N9123R previously assigned to a Cessna A188B (s/n 18802125T); cancelled.
Overview

About N9123R

N9123R is a 1995 Homebuilt Kolb Mark III, serial number 4317477E. It is registered to an individual in Harrison, Tennessee. The current certificate of registration was issued on January 4, 2017 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Bombardier ROTAX (ALL) engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated October 11, 1995.

N9123R has 1 accident/incident record on file (most serious damage: destroyed); details are below.

Safety record

Accident & incident history

2018-04-20 Accident · Collegedale, TN Damage: Destroyed Fatal injury NTSB · ERA18LA134
Reported aircraft: Stanley Ernie Sigurd Kolb Mark
Probable cause: The pilot's loss of airplane control, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's improper decision to take off in the nonairworthy airplane in which he had no training and his lack of flight experience in the 17 months before the accident.

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 Tennessee· 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.