Single-engine piston

N781SF

2019 Homebuilt TR-4

Registered No accidents on file
Built
2019
Serial
4021
Class
Single-engine piston
Engines
Lycoming O-360-A4G
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Edgewood, TX
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Registration record

N781SF on the FAA register

Type
2019 Homebuilt TR-4
Serial
4021
Engines
Lycoming O-360-A4G
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Edgewood, TX
Certificate issued
2018-02-08
Airworthiness date
2019-10-06
Registration expires
2028-02-29
Airworthiness class
Experimental · amateur-built
Mode S (hex)
AA95D3
Mode S (octal)
52512723
Seats (type)
4
Weight class
up to 12,499 lb
Kit
Tri-R Technologies TR-4
Status
Current as of October 2026
Registry history

Timeline

  • 2028-02-29
    Registration expires (renewal due).
  • 2019-10-06
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 2018-02-08
    Certificate of registration issued as N781SF.
Overview

About N781SF

N781SF is a 2019 Homebuilt TR-4, serial number 4021. It is registered to an individual in Edgewood, Texas. The current certificate of registration was issued on February 8, 2018 and expires on February 29, 2028.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-360-A4G engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated October 6, 2019.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N781SF.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N781SF.

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 Texas· 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.