Single-engine piston

N599YY

2019 Homebuilt Rans S-7S Courier

Registered 1 NTSB/FAA record
Built
2019
Serial
0510343
Class
Single-engine piston
Engines
Ulpower UL350IS
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Whitehall, MT
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Registration record

N599YY on the FAA register

Type
2019 Homebuilt Rans S-7S Courier
Serial
0510343
Engines
Ulpower UL350IS
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Whitehall, MT
Certificate issued
2018-05-29
Airworthiness date
2019-04-24
Registration expires
2028-05-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A7C113
Mode S (octal)
51740423
Seats (type)
2
Weight class
up to 12,499 lb
Kit
Rans Designs Inc S-7S
Status
Current as of October 2026
Registry history

Timeline

  • 2028-05-31
    Registration expires (renewal due).
  • 2024-04-22
    Accident at Benson, AZ; damage: substantial.
  • 2019-04-24
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2018-05-29
    Certificate of registration issued as N599YY.
Overview

About N599YY

N599YY is a 2019 Homebuilt Rans S-7S Courier, serial number 0510343. It is registered to an individual in Whitehall, Montana. The current certificate of registration was issued on May 29, 2018 and expires on May 31, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Ulpower UL350IS engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated April 24, 2019.

N599YY has 1 accident/incident record on file (most serious damage: substantial); details are below.

Safety record

Accident & incident history

2024-04-22 Accident · Benson, AZ Damage: Substantial NTSB · WPR24LA130
Reported aircraft: James E Davidson Jr Rans S-7S Courier
Probable cause: The pilot s unintentional use of a winter-blend fuel that was susceptible to vaporization, which resulted in fuel starvation and a loss of engine power due to vapor lock. Contributing to the accident was the airplane s undersized fuel lines, which limited the available fuel flow and volume.
NTSB report ↗

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.