N41RD - 1981 Boston Robert B Steen Skybolt Aircraft Registration

FK9

1981 BOSTON ROBERT B STEEN SKYBOLT

Aircraft Description

N41RD is a 1981 Boston Robert B STEEN SKYBOLT, a single-engine reciprocating (piston) aircraft registered to Flip-flop LLC in Wray, CO. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on February 25, 1981. The registration certificate was issued on March 26, 2018. The registration is set to expire on March 31, 2028. Powered by a Lycoming 0-360-A1D engine producing 180 horsepower, N41RD is. The aircraft's Mode S transponder code is A4D342 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N41RD was last updated on April 28, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Boston Robert B is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Boston Robert B aircraft currently registered in the FAA database, including the STEEN SKYBOLT model.

AviatorDB has found no NTSB accident or incident reports involving N41RD. 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
1981
Manufacturer
BOSTON ROBERT B
Model
STEEN SKYBOLT
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
FK9FK-9 Mk.IV
Weight Class
Up to 12,500 lbs
Airworthiness Date
February 25, 1981
Classification
Experimental 2 Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
March 26, 2018

Registered Owner

Name
FLIP-FLOP LLC
Address
PO BOX 314
City
WRAY
State / Zip Code
Colorado80758-0314
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
0-360-A1D
Horsepower
180 HP
Mode S Code (Oct)
51151502
Mode S Code (Hex)
A4D342

Additional Details

Registration
N41RD
Serial Number
B1981
Number of Engines
1
Number of Seats
2
Expiration Date
March 31, 2028
Last Action Date
April 28, 2023
Last Update Date
January 19, 2026
Unique ID
00392701

Data Source

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

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