# N31234: 1979 Grigsby B-8M

- Status: Valid registration
- Airframe: [Grigsby B-8M](https://openairdocs.org/model/grigsby-b-8m) (registry code 13021C7, 1 seats)
- Engine: [Mcculloch 4318A&E/0-100](https://openairdocs.org/engine/mcculloch-4318a-e-0-100) (registry code 43101)
- Serial number: 101
- Year built: 1979
- Type: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 12, 1980
- Certificate issued: July 18, 2007
- Expires: October 31, 2027
- Mode S code: A3511D
- Registered owner: [Wieger William F](https://openairdocs.org/faa-owner/WIEGER%20WILLIAM%20F)
- Location: [Ball, LA](https://openairdocs.org/faa-place/LA/Ball)
- Owner type: Individual
- Owner's area on the map: 31.4095° N, 92.4017° W: Placed by OpenAirDocs at the center of ZIP code 71405, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=31234
- Page: https://openairdocs.org/aircraft/N31234

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 (Grigsby B-8M)

None in force.

### Matched by engine (Mcculloch 4318A&E/0-100)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N31234.

## 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.

- [Incident 20140620011469I](https://openairdocs.org/incident/20140620011469I), Jun 20, 2014: Grigsby B-8M (N31234), Pineville, LA, Minor damage. During landing the pilot did not have his safety belt fastened, the pilot fell out of his seat he went left and the gyrocopter went right. The gyroplane rolled…

## 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 N31234

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N31234 before.

- [Cancelled 1955-08-28](https://openairdocs.org/deregistered/N31234-1955-08-28): Consolidated PBY-5A, S/N 48448. Owner: [Leeward Aeronautical](https://openairdocs.org/faa-owner/LEEWARD%20AERONAUTICAL), [Fort Wayne, IN](https://openairdocs.org/faa-place/IN/Fort%20Wayne)

## Related

- Other Grigsby B-8M aircraft: https://openairdocs.org/model/grigsby-b-8m/aircraft.md
- The Mcculloch 4318A&E/0-100 engine: https://openairdocs.org/engine/mcculloch-4318a-e-0-100.md

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