N577WN - 2021 W Michael Nicholls Sling 4TSI Aircraft Registration

2021 W MICHAEL NICHOLLS SLING 4TSI

Aircraft Description

N577WN is a 2021 W Michael Nicholls SLING 4TSI, a single-engine reciprocating (piston) aircraft registered to Nicholls W Michael Trustee in Bend, OR. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on September 29, 2021. The registration certificate was issued on June 8, 2021. The registration is set to expire on June 30, 2028. Powered by a Rotax 915 IS engine producing 135 horsepower, N577WN is. The aircraft's Mode S transponder code is A76A6B (hex), used for ADS-B identification and flight tracking. N577WN was last tracked by AviatorDB at coordinates 44.2650, -121.1236 on March 17, 2026. The FAA registry record for N577WN was last updated on May 19, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

W Michael Nicholls is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 W Michael Nicholls aircraft currently registered in the FAA database, including the SLING 4TSI model.

AviatorDB has found no NTSB accident or incident reports involving N577WN. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
2021
Manufacturer
W MICHAEL NICHOLLS
Model
SLING 4TSI
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
September 29, 2021
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
June 8, 2021

Registered Owner

Name
NICHOLLS W MICHAEL TRUSTEE
Address
19975 SW PINEWOOD DR #A
City
BEND
State / Zip Code
Oregon97702
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
915 IS
Horsepower
135 HP
Mode S Code (Oct)
51665153
Mode S Code (Hex)
A76A6B

Additional Details

Registration
N577WN
Serial Number
188SK
Number of Engines
1
Number of Seats
4
Expiration Date
June 30, 2028
Last Action Date
May 19, 2023
Last Update Date
January 19, 2026
Unique ID
01343389

Last Known Position

Date
April 8, 2026 (UTC 18:07:56)
Airport
Latitude
44.242035
Longitude
-121.123614

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-04-01 01:32:20 UTC