# N50CK: 1974 Gates Lear Jet 25B, registration cancelled 2018-01-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 23, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Gates Lear Jet 25B](https://openairdocs.org/model/gates-lear-jet-25b) (registry code 5170511)
- Engine: [GE CJ610-SER series](https://openairdocs.org/engine/ge-cj610-ser-series) (registry code 30006)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE), [TCDS 1E16](https://openairdocs.org/tcds/1E16) (OpenAirDocs)
- Serial number: 157
- Year built: 1974
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-jet
- Airworthiness: Standard, transport
- Airworthiness date: March 14, 1974
- Certificate issued: December 28, 2001
- Last registry action: February 19, 2008
- Mode S code: A637D3
- Owner when cancelled: [Kalitta Charters LLC](https://openairdocs.org/faa-owner/KALITTA%20CHARTERS%20LLC)
- Location: [Ypsilanti, MI](https://openairdocs.org/faa-place/MI/Ypsilanti)
- Owner type: Corporation
- Owner's area on the map: 42.2751° N, 83.5863° W: Placed by OpenAirDocs at the center of ZIP code 48198, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N50CK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=50CK
- Page: https://openairdocs.org/deregistered/N50CK-2018-01-23

From the FAA registry file of October 29, 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 Lear Jet 25B: https://openairdocs.org/model/gates-lear-jet-25b.md

## Service difficulty reports (4)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2001F00047](https://openairdocs.org/sdr/2001F00047), Jun 15, 2001: FILTER. INOPERATIVE. CABIN ALTITUDE WARNING HORN WENT OFF AND CABIN ALTITUDE CLIMBED TO 10,000 FEET. AIRCRAFT RETURNED TO AIRPORT. REMOVED AND CLEANED PRESSURIZATION MODULE FILTER A
- [SDR 20000720SH025](https://openairdocs.org/sdr/20000720SH025), Jun 28, 2000: STARTER GEN. MALFUNCTIONED. AFTER DEPARTURE, FLIGHT CREW NOTICED THE GENERATOR FAILURE LIGHT. AIRCRAFT RETURNED TO ECG. MAINTENANCE REMOVED GENERATOR AND DETERMINED IT HAD EXPERIENCED SOME
- [SDR 97ZZZX1252](https://openairdocs.org/sdr/97ZZZX1252), Mar 9, 1997: ENGINE. FAIL CHECK. LEFT ENGINE FLAME OUT. RE-ADJUSTED STAGE 1 AIR NOZZLE. INSPECTED COMBUSTION LINER AND INSTALLED OVERHAULED FUEL CONTROL UNIT. GROUND RUN LEAK AND PERFORMANCE CH
- [SDR 97ZZZX1251](https://openairdocs.org/sdr/97ZZZX1251), Mar 5, 1997: NOZZLE. REQUIRED ADJ. LEFT ENGINE FLAMED OUT. ADJUSTED STAGE 1 AIR NOZZLE. GROUND RUN AND PERFORMANCE CHECK GOOD. C/W ALTITUDE ACCELERATION TEST FLIGHT. OPS CHECK GOOD.

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