Single-engine piston

N646SB

1989 Homebuilt RV-4

Registered No accidents on file
Built
1989
Serial
303
Class
Single-engine piston
Engines
Lycoming O-320 series
Status
Current as of October 2026
Registered owner
Individual · sign in to see
Based
Larned, KS
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Registration record

N646SB on the FAA register

Type
1989 Homebuilt RV-4
Serial
303
Engines
Lycoming O-320 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Larned, KS
Certificate issued
2022-12-13
Airworthiness date
1990-05-29
Registration expires
2029-12-31
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A87D17
Mode S (octal)
52076427
Seats (type)
2
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2029-12-31
    Registration expires (renewal due).
  • 2022-12-13
    Certificate of registration issued as N646SB.
  • 1990-05-29
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1989
    Manufactured (1989).
Overview

About N646SB

N646SB is a 1989 Homebuilt RV-4, serial number 303. It is registered to an individual in Larned, Kansas. The current certificate of registration was issued on December 13, 2022 and expires on December 31, 2029.

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 May 29, 1990.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N646SB.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N646SB.

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 Kansas· 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.