# N1688S: Snow S2C, registration cancelled 1975-05-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 8, 1975
- Status when cancelled: Valid registration
- Airframe: [Snow S2C](https://openairdocs.org/model/snow-s2c) (registry code 8380206)
- Data sheets: [TCDS 2A7](https://openairdocs.org/tcds/2A7) (OpenAirDocs)
- Serial number: 6001269C
- Type of aircraft: Fixed wing single engine
- Certificate issued: May 11, 1985
- Mode S code: A112E7
- Owner when cancelled: [Pankratz Wallace B](https://openairdocs.org/faa-owner/PANKRATZ%20WALLACE%20B)
- Location: [Calipatria, CA](https://openairdocs.org/faa-place/CA/Calipatria)
- Owner type: Individual
- Owner's area on the map: 33.1474° N, 115.5004° W: Placed by OpenAirDocs at the center of ZIP code 92233, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N1688S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=1688S
- Page: https://openairdocs.org/deregistered/N1688S-1975-05-08

From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Snow S2C: https://openairdocs.org/model/snow-s2c.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX74DUM38](https://openairdocs.org/ntsb/LAX74DUM38), Jun 27, 1974: Snow 600S2C (N1688S), Calipatria, CA, substantial damage

## 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.

- [Accident 19740627020839A](https://openairdocs.org/incident/19740627020839A), Jun 27, 1974: Ayres 600S2D (N1688S), Calipatria, CA, Substantial damage. Pilot dug wing into ground trying to avoid power pole.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.