The U.S. aircraft register, updated daily · Carbon Free Flight by 2050
Maker · data as of October 2, 2026

Nicholson Knox W

2 aircraft on the U.S. register. The most recent registration was September 30, 2005.

Models

RV-42

RV-4

States

Texas1California1

Registrations by year

No data

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N21RV Nicholson Knox W
RV-4
 Fixed-wing, single engine Individual owner
California
 Experimental 2005-09-30 Valid
N3976N Nicholson Knox W
RV-4
 Fixed-wing, single engine Individual owner
Texas
 None on file 2002-03-19 Valid