The U.S. aircraft register, updated daily
Maker · data as of November 13, 2026

Knight William S

1 aircraft on the U.S. register. The most recent registration was June 1, 2026.

Models

PIETENPOL1
Models, as a table
aircraft
PIETENPOL1

PIETENPOL

States

Wisconsin1
By state, as a table
aircraft
Wisconsin1

Registrations by year

0001112026
Registrations by year, as a table
aircraft
20261

Connections how Knight William S links to the rest of the register

Engines
Where they are
Analytics

The whole map of how records connect · these connections as data: /graph/maker/knight-william-s.json.

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N83WK Knight William S
PIETENPOL
 Fixed-wing, single engine Co-owned owner
Wisconsin
 Experimental 2026-06-01 ValidFAA registration status code V: Valid registration. All codes