N635SG - Robinson Helicopter CO R66 Aircraft Registration

R66

ROBINSON HELICOPTER CO R66

Aircraft Description

N635SG is a Robinson Helicopter Co R66, a single-engine turbo-shaft aircraft registered to Dunn Eric in La Honda, CA. The registration certificate was issued on December 5, 2020. The registration is set to expire on December 31, 2027. The aircraft is configured with 5 seats. The aircraft's Mode S transponder code is A851E6 (hex), used for ADS-B identification and flight tracking. N635SG was last tracked by AviatorDB at coordinates 37.3063, -122.3156 on March 15, 2026. The FAA registry record for N635SG was last updated on April 7, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Robinson R-66, a revolutionary five-seat turbine helicopter, transformed the light turbine helicopter market by offering unprecedented affordability and reliability in its class. First flown on November 7, 2007, it features a single Rolls-Royce RR300 turboshaft engine producing 300 shaft horsepower, accommodating one pilot plus four passengers with a separate cargo compartment. With a main rotor diameter of 10.06 meters and fuselage length of 4.87 meters, the R-66 challenged established competitors and effectively replaced aging models like the Bell JetRanger. The aircraft is manufactured by Robinson Helicopter Company of Torrance, California. AviatorDB tracks 425 Robinson Helicopter Co aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is R66.

AviatorDB has found no NTSB accident or incident reports involving N635SG. 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
Manufacturer
ROBINSON HELICOPTER CO
Model
R66
Type Aircraft
Rotorcraft
ICAO Type Code
R66R-66
Weight Class
Up to 12,500 lbs
Airworthiness Date
Classification
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
December 5, 2020

Registered Owner

Name
DUNN ERIC
Address
6350 LA HONDA RD
City
LA HONDA
State / Zip Code
California94020-9721
Country
United States

Powerplant & Avionics

Engine Type
Turbo-shaft
Number of Engines
1
Mode S Code (Oct)
52050746
Mode S Code (Hex)
A851E6

Additional Details

Registration
N635SG
Serial Number
0999
Number of Engines
1
Number of Seats
5
Expiration Date
December 31, 2027
Last Action Date
April 7, 2023
Last Update Date
January 19, 2026
Unique ID
01314606

Last Known Position

Date
May 9, 2026 (UTC 21:33:37)
Airport
Latitude
37.306412
Longitude
-122.315408

Data Source

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

Last updated: 2026-05-01 01:32:20 UTC