Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N424MB.
| Tail Number / N-Number | N424MB |
| Manufacturer | MESSERSCHMITT-BOLKOW-BLOHM |
| Model | BK 117 A-4 |
| Year Built | 1986 |
| Manufacturer's Serial Number | 7082 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | ROCKY MOUNTAIN HOLDINGS LLC |
| Street | 7301 S PEORIA ST |
| City | ENGLEWOOD |
| State | CO |
| Zip Code | 80112-4133 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2001-07-26 |
| Certificate Issue Date | 2001-12-11 |
| Last Action Date | 2013-01-11 |
| Last Status | Valid Registration |
| Cancellation Date | 2013-12-27 |
| Exported To | COLOMBIA |
| Mode S Code | 51205620 |
| Mode S Code Hex | A50B90 |