# N406PP: Glaser-Dirks DG-400

- Status: Valid registration
- Airframe: [Glaser-Dirks DG-400](https://openairdocs.org/model/glaser-dirks-dg-400) (registry code 3802510, 1 seats)
- Data sheets: [TCDS G52EU](https://openairdocs.org/tcds/G52EU) (DG Aviation GmbH) (OpenAirDocs)
- Serial number: 4-128
- Type: Glider
- Engine type: 2 cycle
- Certificate issued: March 10, 2026
- Expires: March 31, 2033
- Mode S code: A4C43E
- Registered owners: [Lappin Thomas G](https://openairdocs.org/faa-owner/LAPPIN%20THOMAS%20G), [Spinetta Lawrence J](https://openairdocs.org/faa-owner/SPINETTA%20LAWRENCE%20J)
- Location: [Austin, TX](https://openairdocs.org/faa-place/TX/Austin)
- Owner type: Co-owned
- Owner's area on the map: 30.3801° N, 97.9480° W: Placed by OpenAirDocs at the center of ZIP code 78734, 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=406PP
- Page: https://openairdocs.org/aircraft/N406PP

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): 13 in force

### Matched by airframe (Glaser-Dirks DG-400)

- [AD 2024-19-12](https://openairdocs.org/ad/2024-19-12): Elevator Control System · DG DG-400, DG-500 Elan Orion, DG-500 Elan Trainer and 10 more. Effective Oct 15, 2024
- [AD 2017-13-06](https://openairdocs.org/ad/2017-13-06): Fuel · DG Flugzeugbau DG-400, DG-500M, DG-500MB and 2 more. Effective Jul 31, 2017
- [AD 2006-02-12](https://openairdocs.org/ad/2006-02-12): Rudder mount assembly · Glaser-Dirks Flugzeugbau DG-500 Elan Orion, DG-500 Elan Trainer, DG-500/20 Elan and 4 more. Effective Mar 15, 2006
- [AD 2002-14-18](https://openairdocs.org/ad/2002-14-18): Propeller Mount Plate · DG Flugzeugbau DG-400 and DG-800A. Effective Aug 23, 2002
- [AD 98-19-17](https://openairdocs.org/ad/98-19-17): Powerplant Mount and Propeller Mount · DG Flugzeugbau DG-400. Effective Oct 30, 1998
- [AD 98-17-03](https://openairdocs.org/ad/98-17-03): Propeller Shaft · DG Flugzeugbau DG-400. Effective Sep 26, 1998
- [AD 98-13-06](https://openairdocs.org/ad/98-13-06): Bungees for Left Engine Restraining Cable and Bowden Cable of Rear Engine Door · DG Flugzeugbau DG-400. Effective Aug 2, 1998
- [AD 98-13-04](https://openairdocs.org/ad/98-13-04): Airbrake control System Inspection · Glaser-Dirks Flugzeugbau DG-100 and DG-400. Effective Aug 2, 1998
- [AD 98-11-18](https://openairdocs.org/ad/98-11-18): Upper Rubber Shock Mounts · DG Flugzeugbau DG-400. Effective Jul 10, 1998
- [AD 98-11-17](https://openairdocs.org/ad/98-11-17): Bosch Electrical System Regulator · DG Flugzeugbau DG-400. Effective Jul 10, 1998
- [AD 97-08-06 R1](https://openairdocs.org/ad/97-08-06-R1): Quick Connectors · Alexander Schleicher AS-K 13, AS 12, ASK 21 and 39 more. Effective Aug 1, 1997
- [AD 88-02-02](https://openairdocs.org/ad/88-02-02): Spindle Motor · DG-400. Effective Jan 22, 1988
- [AD 87-26-09](https://openairdocs.org/ad/87-26-09): Engine Cable Terminal Connectors · DG Flugzeugbau DG-400. Effective Dec 23, 1987

## Information bulletins (advisory) (2 in force)

- [SAIB CE-05-85](https://openairdocs.org/saib/CE-05-85): . Issued Sep 20, 2005
- [SAIB CE-00-10](https://openairdocs.org/saib/CE-00-10): . Issued Dec 17, 1999

## NTSB investigations

None matched to N406PP.

## FAA accident and incident reports

None matched to N406PP.

## 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 Glaser-Dirks DG-400 aircraft: https://openairdocs.org/model/glaser-dirks-dg-400/aircraft.md

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