Single-engine piston

N643R

1978 Homebuilt BD-4

Registered No accidents on file
Built
1978
Serial
643
Class
Single-engine piston
Engines
Lycoming O-320 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Urbana, IL
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Registration record

N643R on the FAA register

Type
1978 Homebuilt BD-4
Serial
643
Engines
Lycoming O-320 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Urbana, IL
Certificate issued
2006-06-28
Airworthiness date
1980-12-29
Registration expires
2027-07-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A871D7
Mode S (octal)
52070727
Seats (type)
4
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2027-07-31
    Registration expires (renewal due).
  • 2006-06-28
    Certificate of registration issued as N643R.
  • 1980-12-29
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1978
    Manufactured (1978).
Overview

About N643R

N643R is a 1978 Homebuilt BD-4, serial number 643. It is registered to an individual in Urbana, Illinois. The current certificate of registration was issued on June 28, 2006 and expires on July 31, 2027.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O-320 series engine and 4 seats. Its airworthiness certificate is experimental category (amateur-built), dated December 29, 1980.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N643R.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N643R.

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 Illinois· 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.