Single-engine piston

N28CS

Homebuilt RV-4

Registered No accidents on file
Built
—
Serial
3164
Class
Single-engine piston
Engines
Lycoming O-320 series
Status
Current as of October 2026
Registered owner
Emerald Aero LLC (LLC)
Based
Pace, FL
Registration record

N28CS on the FAA register

Type
Homebuilt RV-4
Serial
3164
Engines
Lycoming O-320 series
Registered owner
Emerald Aero LLC
Pace, FL
Certificate issued
2023-05-08
Airworthiness date
1996-06-28
Registration expires
2030-05-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A2CBE5
Mode S (octal)
50545745
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2030-05-31
    Registration expires (renewal due).
  • 2023-05-08
    Certificate of registration issued as N28CS to the current registrant.
  • 1996-06-28
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1994-06-09
    N28CS previously assigned to a Homebuilt Sonerai ILL (s/n 1376L); cancelled.
Overview

About N28CS

N28CS is a Homebuilt RV-4, serial number 3164. The FAA register lists Emerald Aero LLC as the registrant in Pace, Florida. The current certificate of registration was issued on May 8, 2023 and expires on May 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-320 series engine and 2 seats. Its airworthiness certificate is experimental category (amateur-built), dated June 28, 1996.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N28CS.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N28CS.

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

Same state

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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.