# N999BH: Gates Learjet 25D, registration cancelled 1994-05-03

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 3, 1994
- Status when cancelled: Valid registration
- Airframe: [Gates Learjet 25D](https://openairdocs.org/model/gates-learjet-25d) (registry code 5170514)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Serial number: 318
- Type of aircraft: Fixed wing multi engine
- Certificate issued: January 6, 1993
- Last registry action: February 2, 1993
- Mode S code: ADF433
- Owner when cancelled: [Cambridge Aviation Incorporated](https://openairdocs.org/faa-owner/CAMBRIDGE%20AVIATION%20INCORPORATED)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Corporation
- Owner's area on the map: 39.7236° N, 75.5412° W: Placed by OpenAirDocs at the center of ZIP code 19801, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N999BH
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=999BH
- Page: https://openairdocs.org/deregistered/N999BH-1994-05-03

From the FAA registry file of November 7, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Gates Learjet 25D: https://openairdocs.org/model/gates-learjet-25d.md

## NTSB investigations (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 FTW93FA255](https://openairdocs.org/ntsb/FTW93FA255), Sep 5, 1993: Gates Learjet 25D (N999BH), Pecos, NM, destroyed, 7 fatal. Probable cause: WAS PHYSICAL IMPAIRMENT OF THE PILOT IN COMMAND FROM ALCOHOL AND DRUGS. A FACTOR WAS THE FIRST OFFICER'S LACK OF EXPERIENCE IN THE LEAR JET.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19930905033549A](https://openairdocs.org/incident/19930905033549A), Sep 5, 1993: Lear 25D (N999BH), Pecos, NM, Destroyed, 7 fatal. Observed buzzing area prior impact on a hill. PIC passengers positive for cocaine and alchol consumed on flight.

## Other aircraft with N999BH

- [Registered now](https://openairdocs.org/aircraft/N999BH): Jones T B/Jones A T EXEC 162F, S/N 6267, built 1999

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