# N503BD: Richard Karnes/Bomicro Tech FLIGHTLINE SER BD-5B

- Status: Valid registration
- Airframe: [Richard Karnes/Bomicro Tech FLIGHTLINE SER BD-5B](https://openairdocs.org/model/richard-karnes-bomicro-tech-flightline-ser-bd-5b) (registry code 056403L, 1 seats)
- Serial number: 2030901
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Kit: Bd Micro Technologies Inc BD-5
- Certificate issued: June 21, 2022
- Expires: June 30, 2029
- Mode S code: A64532
- Registered owner: [Gdb 8 LLC](https://openairdocs.org/faa-owner/GDB%208%20LLC)
- Location: [Kennebunk, ME](https://openairdocs.org/faa-place/ME/Kennebunk)
- Owner type: LLC
- Owner's area on the map: 43.3959° N, 70.5702° W: Placed by OpenAirDocs at the center of ZIP code 04043, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503BD
- Page: https://openairdocs.org/aircraft/N503BD

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 (Richard Karnes/Bomicro Tech FLIGHTLINE SER BD-5B)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N503BD.

## FAA accident and incident reports

None matched to N503BD.

## Reports on N503BD not matched to an aircraft (1)

They name N503BD, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19761123036809A](https://openairdocs.org/incident/19761123036809A), Nov 23, 1976: Amtr 1130605 (N503BD), Newton, KS, Destroyed. Acft obsvd in steep l bank prior to dscnt.

## 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 N503BD

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N503BD before.

- [Cancelled 1977-01-24](https://openairdocs.org/deregistered/N503BD-1977-01-24): Bede BD-5, S/N 50004. Owner: [Bede Aircraft Inc](https://openairdocs.org/faa-owner/BEDE%20AIRCRAFT%20INC), [Newton, KS](https://openairdocs.org/faa-place/KS/Newton)

## Related

- Other Richard Karnes/Bomicro Tech FLIGHTLINE SER BD-5B aircraft: https://openairdocs.org/model/richard-karnes-bomicro-tech-flightline-ser-bd-5b/aircraft.md

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