# N75AS: 1977 Pilatus B4-PC11AF

- Status: Valid registration
- Airframe: [Pilatus B4-PC11AF](https://openairdocs.org/model/pilatus-b4-pc11af) (registry code 7090103, 1 seats)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Data sheets: [TCDS G25EU](https://openairdocs.org/tcds/G25EU) (Pilatus Aircraft Limited) (OpenAirDocs)
- Serial number: 274
- Year built: 1977
- Type: Glider
- Engine type: None
- Airworthiness: Standard
- Certificate issued: September 8, 2010
- Expires: September 30, 2028
- Mode S code: AA17C1
- Registered owner: [Coffield Alan](https://openairdocs.org/faa-owner/COFFIELD%20ALAN)
- Location: [Canyon Lake, CA](https://openairdocs.org/faa-place/CA/Canyon%20Lake)
- Owner type: Individual
- Owner's area on the map: 33.6939° N, 117.2505° W: Placed by OpenAirDocs at the center of ZIP code 92587, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=75AS
- Page: https://openairdocs.org/aircraft/N75AS

From the FAA registry file of October 21, 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): 1 in force

### Matched by airframe (Pilatus B4-PC11AF)

- [AD 2005-08-07](https://openairdocs.org/ad/2005-08-07): Control-column support · Pilatus B4-PC11, B4-PC11A and B4-PC11AF. Effective Jun 2, 2005

### Matched by engine (NONE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N75AS.

## FAA accident and incident reports

None matched to N75AS.

## Service difficulty reports

None filed for this aircraft. Reports filed since June 9, 1976, when the mark's previous registration was cancelled.

## Earlier aircraft with N75AS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N75AS before.

- [Cancelled 1976-06-09](https://openairdocs.org/deregistered/N75AS-1976-06-09): Sandifer TEENIE TWO, S/N 1158. Owner: [Sandifer Prentice A](https://openairdocs.org/faa-owner/SANDIFER%20PRENTICE%20A), [West Moore, LA](https://openairdocs.org/faa-place/LA/West%20Moore)

## Related

- Other Pilatus B4-PC11AF aircraft: https://openairdocs.org/model/pilatus-b4-pc11af/aircraft.md
- STCs for the Pilatus B4-PC11AF: https://openairdocs.org/model/pilatus-b4-pc11af/stcs.md
- The NONE engine: https://openairdocs.org/engine/none.md

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