# N600DP: Hughes TH-55, registration cancelled 1995-06-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 8, 1995
- Status when cancelled: Triennial form not returned
- Airframe: [Hughes TH-55](https://openairdocs.org/model/hughes-th-55) (registry code 4471002)
- Data sheets: [TCDS 4H12](https://openairdocs.org/tcds/4H12) (OpenAirDocs)
- Serial number: 6716834
- Type of aircraft: Rotorcraft
- Certificate issued: March 9, 1989
- Last registry action: April 19, 1995
- Mode S code: A7C798
- Owner when cancelled: [Dupage Airport Authority](https://openairdocs.org/faa-owner/DUPAGE%20AIRPORT%20AUTHORITY)
- Location: [West Chicago, IL](https://openairdocs.org/faa-place/IL/West%20Chicago)
- Owner type: Government
- Owner's area on the map: 41.8964° N, 88.2182° W: Placed by OpenAirDocs at the center of ZIP code 60185, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N600DP
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=600DP
- Page: https://openairdocs.org/deregistered/N600DP-1995-06-08

From the FAA registry file of October 28, 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 Hughes TH-55: https://openairdocs.org/model/hughes-th-55.md

## Other aircraft with N600DP

- [Registered now](https://openairdocs.org/aircraft/N600DP): M&D Flugzeugbau JS-MD 3 RES, S/N 3.MD196, built 2024
- [Cancelled 2018-03-06](https://openairdocs.org/deregistered/N600DP-2018-03-06): Canadair CL-600 CHALLENGER, S/N 1070. Registration expired, pending cancellation. Owner: [Strong Tower Services LLC](https://openairdocs.org/faa-owner/STRONG%20TOWER%20SERVICES%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)

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