# N39Y: 1981 Rolladen-Schneider LS 4A

- Status: Valid registration
- Airframe: [Rolladen-Schneider LS 4A](https://openairdocs.org/model/rolladen-schneider-ls-4a) (registry code 3801251, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G45EU](https://openairdocs.org/tcds/G45EU) (DG Aviation GmbH) (OpenAirDocs)
- Serial number: 4089
- Year built: 1981
- Type: Glider
- Engine type: None
- Airworthiness: Experimental, racing, exhibition
- Airworthiness date: April 1, 1982
- Certificate issued: September 5, 2000
- Expires: May 31, 2028
- Mode S code: A48296
- Registered owner: [Murowatz Walter E](https://openairdocs.org/faa-owner/MUROWATZ%20WALTER%20E)
- Location: [Chino, CA](https://openairdocs.org/faa-place/CA/Chino)
- Owner type: Individual
- Owner's area on the map: 34.0051° N, 117.6825° W: Placed by OpenAirDocs at the center of ZIP code 91710, 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=39Y
- Page: https://openairdocs.org/aircraft/N39Y

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 (Rolladen-Schneider LS 4A)

- [AD 2001-01-11](https://openairdocs.org/ad/2001-01-11): Airbrake Locking Bracket · Rolladen-Schneider Flugzeugbau LS 4 and LS 4a. Effective Mar 9, 2001
- [AD 98-22-14](https://openairdocs.org/ad/98-22-14): Forward Elevator Mounting Brackets · Rolladen-Schneider Flugzeugbau LS 3-A, LS 4 and LS 4a. Effective Dec 14, 1998
- [AD 85-03-02](https://openairdocs.org/ad/85-03-02): Air Brake · Rolladen-Schneider Flugzeugbau LS 4 and LS 4a. Effective Feb 25, 1985

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N39Y.

## FAA accident and incident reports

None matched to N39Y.

## 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.

## Related

- Other Rolladen-Schneider LS 4A aircraft: https://openairdocs.org/model/rolladen-schneider-ls-4a/aircraft.md
- The NONE engine: https://openairdocs.org/engine/none.md

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