# N28ES: 1995 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: M-3667
- Year built: 1995
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Restricted, agriculture and pest control, forest, other
- Airworthiness date: May 16, 2025
- Certificate issued: June 30, 2023
- Expires: June 30, 2030
- Mode S code: A2CC17
- 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=28ES
- Page: https://openairdocs.org/aircraft/N28ES

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 N28ES.

## FAA accident and incident reports

None matched to N28ES.

## 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 N28ES

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N28ES before.

- [Cancelled 2017-10-27](https://openairdocs.org/deregistered/N28ES-2017-10-27): Sears Edmund AMERICAN SPIRIT, S/N 17, built 1993. Registration expired, pending cancellation. Owner: [Sears Edmund H](https://openairdocs.org/faa-owner/SEARS%20EDMUND%20H), [Bethlehem, NH](https://openairdocs.org/faa-place/NH/Bethlehem)

## 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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