| Tail Number / N-Number | N186CH |
| Type of Reservation | Fee paid |
| Reserving Party Name | COLUMBIA HELICOPTERS INC |
| Street | PO BOX 3500 |
| City | PORTLAND |
| State | OR |
| Zip Code | 97208-3500 |
| Date Reserved | 2015-02-20 |
| Expiration Date | 2023-12-20 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N186CH.
| Tail Number / N-Number | N186CH |
| Manufacturer | KAWASAKI VERTOL |
| Model | KV107-11 |
| Year Built | 1963 |
| Manufacturer's Serial Number | 4005 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 39 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | GE |
| Engine Model | CT58 SERIES |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,350 hp (1,007 kW) |
| Total Horsepower | 2,700 hp (2,014 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | COLUMBIA HELICOPTERS LEASING INC |
| Street | PO BOX 3500 |
| City | PORTLAND |
| State | OR |
| Zip Code | 97208 |
| Country | US |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1991-05-22 |
| Certificate Issue Date | 1991-05-22 |
| Last Action Date | 2013-12-10 |
| Last Status | Valid Registration |
| Cancellation Date | 2015-01-14 |