# N4989C: 1978 Schempp-Hirth MINI-NIMBUS B

- Status: Valid registration
- Airframe: [Schempp-Hirth MINI-NIMBUS B](https://openairdocs.org/model/schempp-hirth-mini-nimbus-b) (registry code 38019VH, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G49EU](https://openairdocs.org/tcds/G49EU) (Schempp-Hirth Flugzeugbau GmbH) (OpenAirDocs)
- Serial number: 79
- Year built: 1978
- Type: Glider
- Engine type: None
- Airworthiness: Experimental, racing, exhibition
- Airworthiness date: June 23, 1983
- Certificate issued: August 4, 2014
- Expires: August 31, 2027
- Mode S code: A63166
- Registered owner: [Bernatz Gerald F](https://openairdocs.org/faa-owner/BERNATZ%20GERALD%20F)
- Location: [Saint Louis, MO](https://openairdocs.org/faa-place/MO/Saint%20Louis)
- Owner type: Individual
- Owner's area on the map: 38.5194° N, 90.2927° W: Placed by OpenAirDocs at the center of ZIP code 63125, 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=4989C
- Page: https://openairdocs.org/aircraft/N4989C

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): 3 in force

### Matched by airframe (Schempp-Hirth MINI-NIMBUS B)

- [AD 2006-22-10](https://openairdocs.org/ad/2006-22-10): Ffailure in flap actuating circuit · Schempp-Hirth Flugzeugbau Mini-Nimbus B and Mini-Nimbus HS-7. Effective Dec 1, 2006
- [AD 97-08-02 R1](https://openairdocs.org/ad/97-08-02-R1): Load Test of Elevator Control System · Schempp-Hirth Flugzeugbau Discus a, Discus b, Mini-Nimbus B and 1 more. Effective Apr 17, 1998
- [AD 88-17-05](https://openairdocs.org/ad/88-17-05): Elevator Drive Bracket · Schempp-Hirth Flugzeugbau Mini-Nimbus B and Nimbus-2B. Effective Aug 19, 1988

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory) (1 in force)

- [SAIB CE-06-58](https://openairdocs.org/saib/CE-06-58): . Issued Aug 11, 2006

## NTSB investigations

None matched to N4989C.

## FAA accident and incident reports

None matched to N4989C.

## 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 N4989C

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4989C before.

- [Cancelled 1970-12-17](https://openairdocs.org/deregistered/N4989C-1970-12-17): Brantly B-2, S/N 24. Owner: [Aero Enterprises Inc](https://openairdocs.org/faa-owner/AERO%20ENTERPRISES%20INC), [Elkhart, IN](https://openairdocs.org/faa-place/IN/Elkhart)

## Related

- Other Schempp-Hirth MINI-NIMBUS B aircraft: https://openairdocs.org/model/schempp-hirth-mini-nimbus-b/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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