N411RM - 1979 Mckune-ralph Smyth Sidewinder Aircraft Registration

BPAT

1979 MCKUNE-RALPH SMYTH SIDEWINDER

Aircraft Description

N411RM is a 1979 Mckune-ralph SMYTH SIDEWINDER, a single-engine reciprocating (piston) aircraft registered to Mckune Ralph L in Klamath Falls, OR. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on November 16, 1979. The registration certificate was issued on October 30, 1978. The registration is set to expire on September 30, 2028. Powered by a Lycoming 0-290 SERIES engine producing 140 horsepower, N411RM is. The aircraft's Mode S transponder code is A4D95A (hex), used for ADS-B identification and flight tracking. The FAA registry record for N411RM was last updated on June 10, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Mckune-ralph is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Mckune-ralph aircraft currently registered in the FAA database, including the SMYTH SIDEWINDER model.

AviatorDB has found no NTSB accident or incident reports involving N411RM. 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
1979
Manufacturer
MCKUNE-RALPH
Model
SMYTH SIDEWINDER
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
BPATBearhawk Patrol
Weight Class
Up to 12,500 lbs
Airworthiness Date
November 16, 1979
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
October 30, 1978

Registered Owner

Name
MCKUNE RALPH L
Address
4228 EL CERRITO WAY
City
KLAMATH FALLS
State / Zip Code
Oregon97603-7790
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
0-290 SERIES
Horsepower
140 HP
Mode S Code (Oct)
51154532
Mode S Code (Hex)
A4D95A

Additional Details

Registration
N411RM
Serial Number
212139
Number of Engines
1
Number of Seats
2
Expiration Date
September 30, 2028
Last Action Date
June 10, 2023
Last Update Date
January 19, 2026
Unique ID
00101384

Data Source

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

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