Skip to content

FAA Aircraft Registry · Live Lookup · As of Apr 28, 2026

N27WP — William M Oprendek PITTS S1S

Rendered live from the FAA Aircraft Registry (refreshed weekly). This tail has no NTSB events or airworthiness directives indexed against it — type-level history is on the type page below.

Registration

Registrant

Registrant Type

Individual

Location

Status

Registration Valid

Certificate Issued

Nov 12, 2025

Airworthiness Date

May 13, 2020

Registration Expires

Nov 30, 2032

Last Action

Nov 12, 2025

Aircraft

Serial Number

S1SS-4

Year Manufactured

2019

Aircraft Type

Fixed Wing Single Engine

Certification

Experimental (+1 flag)

Engine

SUPERIOR IO-360 SER

Engines / Seats

1 / 1

Weight Class

CLASS 1

Mode S (Hex)

A2A625

Type History

William M Oprendek PITTS S1S type page → — 1 registered · 0 NTSB records · 0 airworthiness directives

Looking for a different aircraft? Search the registry.