Turbine helicopter

N621MB

2015 Robinson R66 Turbine Helicopters

Registered No accidents on file
Built
2015
Serial
0579
Class
Turbine helicopter
Engines
Rolls-Royce 250-C300/A1
Status
Current as of October 2026
Registered owner
Ntm Foundation (Corporation)
Based
Bend, OR
2015 Robinson R66 Turbine Helicopters
Representative photo of a Robinson R66 Turbine Helicopters. Not a photo of N621MB.
Registration record

N621MB on the FAA register

Type
2015 Robinson R66 Turbine Helicopters
Serial
0579
Engines
Rolls-Royce 250-C300/A1
Registered owner
Ntm Foundation
Bend, OR
Certificate issued
2016-08-24
Airworthiness date
2015-01-07
Registration expires
2029-08-31
Airworthiness class
Standard · normal
Mode S (hex)
A81B09
Mode S (octal)
52015411
Seats (type)
5
Weight class
up to 12,499 lb
Range (type)
270 nm
Cruise (type)
115 kt
Status
Current as of October 2026
Market asking range
$713,750 to $1,450,000
Middle half of 6 live Robinson R66 Turbine Helicopters listings, 2013–2024 models (median $912,500). Asking prices, not an appraisal of N621MB.
Registry history

Timeline

  • 2029-08-31
    Registration expires (renewal due).
  • 2016-08-24
    Certificate of registration issued as N621MB to the current registrant.
  • 2015-01-07
    Airworthiness date on the current FAA record (standard category (normal)).
  • 2011-03-10
    N621MB previously assigned to a MBB BO105S (s/n S-747); cancelled.
Overview

About N621MB

N621MB is a 2015 Robinson R66 Turbine Helicopters, serial number 0579. The FAA register lists Ntm Foundation as the registrant in Bend, Oregon. The current certificate of registration was issued on August 24, 2016 and expires on August 31, 2029.

The FAA aircraft reference file describes the type as a turbine helicopter, one Rolls-Royce 250-C300/A1 engine and 5 seats. Published figures for the type give a cruise speed of about 115 knots and a range of about 270 nm; actual performance depends on configuration, load and conditions. Its airworthiness certificate is standard category (normal), dated January 7, 2015.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N621MB.

Cruise
115 kt
Range
270 nm
Fuel burn
23 gph

Published figures for the Robinson R66 Turbine Helicopters type. They describe the model, not this airframe's equipment or condition. Robinson R66 Turbine Helicopters specs, prices and for-sale inventory →

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N621MB.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Robinson aircraft for sale· Robinson R66 Turbine Helicopters overview· Aircraft registered in Oregon· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.