Single-engine piston

N420BK

2011 Homebuilt Rbipe

Registered No accidents on file

Built

2011

Serial

BK04

Class

Single-engine piston

Engines

Rotax 582

Status

Current as of October 2026

Registered owner

West Benjamin M + 1 co-owner (Partnership)

Based

Sun Prairie, WI

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Registration record

N420BK on the FAA register

Type

2011 Homebuilt Rbipe

Serial

BK04

Engines

Rotax 582

Registered owner

West Benjamin M + 1 co-owner

Sun Prairie, WI

Certificate issued

2023-01-03

Airworthiness date

2023-08-27

Registration expires

2030-01-31

Airworthiness class

Experimental · amateur-built

Mode S (hex)

A4FBC2

Mode S (octal)

51175702

Seats (type)

Weight class

up to 12,499 lb

Status

Current as of October 2026

Registry history

Timeline

2030-01-31
Registration expires (renewal due).
2023-08-27
Airworthiness date on the current FAA record (experimental category (amateur-built)).
2023-01-03
Certificate of registration issued as N420BK.
2011
Manufactured (2011).

Overview

About N420BK

N420BK is a 2011 Homebuilt Rbipe, serial number BK04. The FAA register lists West Benjamin M + 1 co-owner as the registrant in Sun Prairie, Wisconsin. The current certificate of registration was issued on January 3, 2023 and expires on January 31, 2030.

The FAA aircraft reference file describes the type as a single-engine piston, one Rotax 582 engine and 1 seats. Its airworthiness certificate is experimental category (amateur-built), dated August 27, 2023.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N420BK.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N420BK.

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

Same state

Other aircraft registered in Wisconsin

1971 Cessna 172L Skyhawk

N420HC

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1981 Cessna Conquest I

N420PD

2001 Dassault Falcon 900EX

All 6,164 aircraft registered in Wisconsin →

Browse: Aircraft registered in Wisconsin· 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.