N151TL - 2004 Robinson Helicopter Company R44 II Aircraft Registration

R44

2004 ROBINSON HELICOPTER COMPANY R44 II

Aircraft Description

N151TL is a 2004 Robinson Helicopter Company R44 II, a single-engine reciprocating (piston) aircraft registered to Alpine Air Alaska LLC in Girdwood, AK. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on December 21, 2004. The registration certificate was issued on July 6, 2018. The registration is set to expire on July 31, 2028. Powered by a Lycoming IO-540 SER engine producing 300 horsepower, N151TL is. The aircraft's Mode S transponder code is A0CF9A (hex), used for ADS-B identification and flight tracking. The FAA registry record for N151TL was last updated on May 26, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Robinson R-44 Raven revolutionized general aviation as the world's best-selling helicopter since 1999, making four-seat rotorcraft accessible to civilian operators at previously unattainable prices. First flown on March 31, 1990, it featured a single six-cylinder Lycoming piston engine powering a four-seat enclosed cabin with hydraulically-assisted flight controls. With a maximum speed of 135 mph and range of 350 nautical miles, the R-44 delivered turbine-like performance at piston operating costs. Robinson Helicopter Company of Torrance, California has produced over 6,800 units since 1993, establishing the aircraft as one of the most successful general aviation designs of the 21st century. AviatorDB tracks 1,463 Robinson Helicopter Company aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is R44.

AviatorDB has found no NTSB accident or incident reports involving N151TL. 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
2004
Manufacturer
ROBINSON HELICOPTER COMPANY
Model
R44 II
Type Aircraft
Rotorcraft
ICAO Type Code
R44R-44 Raven
Weight Class
Up to 12,500 lbs
Airworthiness Date
December 21, 2004
Classification
Standard Normal Category
Type Registration
LLC
Status
Valid Registration
Cert Issue Date
July 6, 2018

Registered Owner

Name
ALPINE AIR ALASKA LLC
Address
PO BOX 519
City
GIRDWOOD
State / Zip Code
Alaska99587-0519
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
LYCOMING
Engine Model
IO-540 SER
Horsepower
300 HP
Mode S Code (Oct)
50147632
Mode S Code (Hex)
A0CF9A

Additional Details

Registration
N151TL
Serial Number
10599
Number of Engines
1
Number of Seats
4
Expiration Date
July 31, 2028
Last Action Date
May 26, 2023
Last Update Date
January 19, 2026
Unique ID
00133699

Last Known Position

Date
May 3, 2026 (UTC 19:02:48)
Airport
Latitude
60.977463
Longitude
-149.640419

Data Source

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

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