Single-engine piston

N6399U

2001 Homebuilt KR-2S

Registered No accidents on file
Built
2001
Serial
514
Class
Single-engine piston
Engines
Volkswagen CONVERSION
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Sioux Falls, SD
What's N6399U worth? Track flights
Registration record

N6399U on the FAA register

Type
2001 Homebuilt KR-2S
Serial
514
Engines
Volkswagen CONVERSION
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Sioux Falls, SD
Certificate issued
2025-03-19
Airworthiness date
2001-05-01
Registration expires
2032-03-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A862D1
Mode S (octal)
52061321
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Rand Robinson Eng Inc KR-2S
Status
Current as of October 2026
Registry history

Timeline

  • 2032-03-31
    Registration expires (renewal due).
  • 2025-03-19
    Certificate of registration issued as N6399U to the current registrant.
  • 2001-05-01
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1980-06-20
    N6399U previously assigned to a Cessna U206G Stationair / 206 Stationair (s/n U20605477); cancelled.
Overview

About N6399U

N6399U is a 2001 Homebuilt KR-2S, serial number 514. It is registered to an individual in Sioux Falls, South Dakota. The current certificate of registration was issued on March 19, 2025 and expires on March 31, 2032.

The FAA aircraft reference file describes the type as a single-engine piston, one Volkswagen CONVERSION engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated May 1, 2001.

No NTSB accident or incident reports and no FAA preliminary notices are on file for this airframe as N6399U. 2 earlier records involve a different aircraft that carried the same N-number.

Safety record

Accident & incident history

1984-08-24 Accident · San Luis Obispo, CA Damage: Destroyed Fatal injury NTSB · DCA84AA034A
Reported aircraft: Beechcraft C-99 — a different aircraft that carried the N6399U registration before this airframe.
1975-03-03 Accident · Louisville,Ky, 17 Damage: Substantial NTSB · 3 0698
Reported aircraft: Aero Comdr 500B — a different aircraft that carried the N6399U registration before this airframe.
Probable cause: WING AND VERTICAL STABILIZER.

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

Same state

Other aircraft registered in South Dakota

N6391J
1980 Cessna 172N Skyhawk
N6393X
2000 Homebuilt Christavia MK1
N63983
1978 Piper Aztec F
N63CG
1960 Schweizer SGS 1-26C
N63W
Grumman G-164
N6423R
1966 Piper Cherokee 140
All 2,273 aircraft registered in South Dakota →
Similar aircraft

Other single-engine pistons on the register

Own N6399U?

Get a free valuation, digitize the logbooks, or list it on fyiAero.

Free valuation Logbook transcription

Browse: Aircraft registered in South Dakota· 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.