N4277X - 1981 Hiller UH-12E Aircraft Registration

H12T

1981 HILLER UH-12E

Aircraft Description

N4277X is a 1981 Hiller UH-12E, a single-engine reciprocating (piston) aircraft registered to High Country Helicopter LLC in Blowing Rock, NC. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on June 5, 1991. The registration certificate was issued on June 29, 2010. The registration is set to expire on October 31, 2027. Powered by a Lycoming VO-540 SERIES engine producing 310 horsepower, N4277X is. The aircraft's Mode S transponder code is A51903 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N4277X was last updated on March 24, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Hiller is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 261 Hiller aircraft currently registered in the FAA database, including the UH-12E model.

AviatorDB has found no NTSB accident or incident reports involving N4277X. 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
HILLER
Model
UH-12E
Type Aircraft
Rotorcraft
ICAO Type Code
H12TUH-12E3T Raven
Cruise Speed
72 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
June 5, 1991
Classification
Standard Normal Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
June 29, 2010

Registered Owner

Name
HIGH COUNTRY HELICOPTER LLC
Address
339 GORGE VIEW DR
City
BLOWING ROCK
State / Zip Code
North Carolina28605-9139
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
VO-540 SERIES
Horsepower
310 HP
Mode S Code (Oct)
51214403
Mode S Code (Hex)
A51903

Additional Details

Registration
N4277X
Serial Number
5161
Number of Engines
1
Number of Seats
4
Expiration Date
October 31, 2027
Last Action Date
March 24, 2023
Last Update Date
January 19, 2026
Unique ID
00554132

Data Source

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

Last updated: 2026-06-01 01:32:20 UTC