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Registered aircraft · FAA record as of September 25, 2026
N411RM

Mckune-Ralph SMYTH SIDEWINDER

Valid Oregon

N411RM is a Mckune-Ralph SMYTH SIDEWINDER, a fixed-wing airplane with one motor with a piston engine, built in 1979. It has 2 seats. It is registered to an individual in Klamath Falls, Oregon. The registration is valid: it was issued on October 30, 1978 and expires on September 30, 2028. It holds an experimental airworthiness certificate for amateur built, dated November 16, 1979.

Aircraft

Maker
Mckune-Ralph
Model
SMYTH SIDEWINDER
Serial number
212139
Type
Fixed-wing, single engine
Power
Piston (reciprocating), 1 motor · Lycoming 0-290 SERIES · 140 hp
Seats
2
Year built
1979
Transponder code
A4D95A (octal 51154532)

Registration

Status
Valid registration
Certificate issued
October 30, 1978
Expires
September 30, 2028
Last FAA action
June 10, 2023
Airworthiness
Experimental · Amateur built · November 16, 1979
FAA region
Northwest Mountain
FAA record id
00101384

Owner as the FAA publishes it

Name
Mckune Ralph L
Type
Individual
Address
4228 El Cerrito Way
Klamath Falls, OR 97603-7790

Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.

Documents on file 0

No bills of sale, loans or other documents are indexed against this tail number.

Source: FAA Civil Aviation Registry, Releasable Aircraft Database, September 25, 2026. See this record on the FAA site · This record as data