N525MD - 2006 ROBINSON HELICOPTER COMPANY R44 II - Complete Aircraft History & Registry Information

Quick Facts & Current Owner

Current Owner
HAWAII PACIFIC AVIATION INC
Location
KAILUA KONA, Hawaii
Registration Status
Active until 03-31-2028
Serial Number
11510
Last Seen on Market
Never Listed
Last Seen Airborne
August 2025
Last FAA Action Date
June 2024
Owned Since
March 2018
Location of N525MD in KAILUA KONA, Hawaii

About the ROBINSON HELICOPTER COMPANY R44 II

The Robinson R44 is a light, single-engine helicopter produced by the Robinson Helicopter Company. Introduced in 1992, the R44 has become one of the most popular general aviation helicopters in the world. The R44 fits into the category of light utility helicopters and serves a wide range of roles, from personal and business travel to flight training, law enforcement, and sightseeing. Its design carries forward Robinson's reputation for creating versatile, cost-effective, and reliable helicopters. The R44 is an iteration of the earlier R22, designed with improved performance, capacity, and safety in mind. The R44 Raven II, a notable variant, was introduced in 2002. This model features a more powerful engine, improved aerodynamics, and a refined, modernized cabin. It is powered by a fuel-injected Lycoming IO-540-AE1A5 engine, which delivers 245 horsepower, enabling the helicopter to cruise at speeds of up to 130 knots (approximately 150 mph). One of the primary motivations behind the development of the R44 was to address the limitations of the R22, particularly in terms of passenger capacity and overall performance. While the R22 is a two-seater, the R44 can accommodate four occupants, making it a more flexible option for various applications, including small group charters and air tours. The aircraft's relatively low operational costs, reliability, and ease of maintenance have made it particularly attractive to flight schools and private owners alike. Since its introduction, the Robinson R44 has been lauded for its straightforward design, cost-effectiveness, and robust performance. It quickly established itself as a workhorse in the general aviation category, serving diverse roles. Its popularity is evidence of the successful design philosophy of Robinson Helicopter Company, which emphasizes simplicity, reliability, and affordability. Overall, the R44 represents a significant advancement in light helicopter design, continuing to be a favorite in the industry for over three decades.



Flight History and Activity for N525MD

Last Observed Flight

August 13, 2025

Near Kaiminani, HI

Monthly Activity

35

Flights in past 30 days

Annual Activity

741

Flights in past 12 months

Last Known Location

Last flight location of N525MD

Maintenance and Safety Records

✓ No accidents, incidents, or service difficulty reports on file for this aircraft.

Complete History Timeline

📋

Jun 2024

Registration

Registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, HI




📋

Apr 2023

Registration

Registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, HI




📋

Jun 2021

Registration

Registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, HI




📋

Oct 2020

Registration

Registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, HI




📋

Mar 2018

Registration

Registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, HI




📋

Nov 2017

Registration

Registered to BUZZ BIRD (KONA) INC in KAILUA KONA, HI




📋

Jul 2014

Registration

Registered to BUZZ-BIRD (KONA) INC in KAILUA KONA, HI




📋

Jun 2011

Registration

Registered to BUZZ-BIRD (KONA) INC in KAILUA KONA, HI




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Frequently Asked Questions

Who owns N525MD?

N525MD is currently registered to HAWAII PACIFIC AVIATION INC in KAILUA KONA, Hawaii.

What type of aircraft is N525MD?

N525MD is a 2006 ROBINSON HELICOPTER COMPANY R44 II with serial number 11510.

Has N525MD been in any accidents?

No, N525MD has no accidents or incidents on file with the FAA/NTSB.