# N124CD: 1998 Boeing Helicopters CH-47D

- Status: Valid registration
- Airframe: [Boeing Helicopters CH-47D](https://openairdocs.org/model/boeing-helicopters-ch-47d) (registry code 138260A, 44 seats)
- Engine: [Honeywell 55-L-714A](https://openairdocs.org/engine/honeywell-55-l-714a) (registry code 33889)
- Serial number: M4103
- Year built: 1998
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Experimental, research and development
- Airworthiness date: August 25, 2026
- Certificate issued: August 11, 2023
- Expires: August 31, 2030
- Mode S code: A062C4
- Registered owner: [Billings Flying Service LLC](https://openairdocs.org/faa-owner/BILLINGS%20FLYING%20SERVICE%20LLC)
- Location: [Billings, MT](https://openairdocs.org/faa-place/MT/Billings)
- Owner type: Corporation
- Owner's area on the map: 45.8137° N, 108.7098° W: Placed by OpenAirDocs at the center of ZIP code 59106, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=124CD
- Page: https://openairdocs.org/aircraft/N124CD

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Boeing Helicopters CH-47D)

None in force.

### Matched by engine (Honeywell 55-L-714A)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N124CD.

## NTSB investigations on N124CD not matched to an aircraft (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW84FA102](https://openairdocs.org/ntsb/FTW84FA102), Dec 24, 1983: Bell 47G-2A-1 (N124CD), Hughes, AR, destroyed, 1 fatal

## FAA accident and incident reports

None matched to N124CD.

## Reports on N124CD not matched to an aircraft (1)

They name N124CD, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19831224064839A](https://openairdocs.org/incident/19831224064839A), Dec 24, 1983: Bell 47G2A1 (N124CD), Hughes, AR, Destroyed, 1 fatal. Helicopter was attempting rescue of hunter. With person on skid pilot was unable to maintain lateral control.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N124CD

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N124CD before.

- [Cancelled 2015-02-24](https://openairdocs.org/deregistered/N124CD-2015-02-24): Cirrus Design SR20, S/N 1011, built 1999. Exported to Germany. Owner: [Cavok Inc](https://openairdocs.org/faa-owner/CAVOK%20INC), [Keller, TX](https://openairdocs.org/faa-place/TX/Keller)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N124CD-undated): Bell 47G-2A-1, S/N 3750. Triennial form not returned

## Related

- Other Boeing Helicopters CH-47D aircraft: https://openairdocs.org/model/boeing-helicopters-ch-47d/aircraft.md
- The Honeywell 55-L-714A engine: https://openairdocs.org/engine/honeywell-55-l-714a.md

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