# N77MN: 1986 Christen Industries PITTS S-1T, registration cancelled 2014-09-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 16, 2014
- Status when cancelled: Sale reported, pending cancellation
- Airframe: [Christen Industries PITTS S-1T](https://openairdocs.org/model/christen-industries-pitts-s-1t) (registry code 2210002)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 1040
- Year built: 1986
- Type of aircraft: Fixed wing single engine
- Airworthiness: Standard, normal
- Airworthiness date: April 2, 1986
- Last registry action: February 28, 2014
- Mode S code: AA67CE
- Location: [Grand Junction, CO](https://openairdocs.org/faa-place/CO/Grand%20Junction)
- Owner type: Individual
- Owner's area on the map: 39.1249° N, 108.5587° W: Placed by OpenAirDocs at the center of ZIP code 81506, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N77MN
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=77MN
- Page: https://openairdocs.org/deregistered/N77MN-2014-09-16

From the FAA registry file of October 29, 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 Christen Industries PITTS S-1T: https://openairdocs.org/model/christen-industries-pitts-s-1t.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 WPR11LA290](https://openairdocs.org/ntsb/WPR11LA290), Jun 26, 2011: Christen Industries Pitts S-1T (N77MN), Alkali Lake, OR, substantial damage. Probable cause: The loss of engine oil during cruise flight due to the failure of the front bearing oil seal.

## FAA accident and incident reports (2)

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 20110626013549A](https://openairdocs.org/incident/20110626013549A), Jun 26, 2011: Christen Industries Inc PITTS S-1T (N77MN), Alkali Lake, OR, Destroyed. During cruise flight at approx 6500 MSL the pilot experienced a substantial amount of oil on the windscreen. Within about 5 seconds the pilot scanned the…
- [Incident 20050502006249I](https://openairdocs.org/incident/20050502006249I), May 2, 2005: Amtr PITTSS1T (N77MN), Guymon, OK. (-23) During descent into Guymon for a fuel stop the aircraft began to vibrate extremely. The pilot stated she pulled the power and set the aircraft down in a…

## Other aircraft with N77MN

- [Registered now](https://openairdocs.org/aircraft/N77MN): Davis William E RV-10, S/N 40486, built 2021
- [Cancelled 1981-05-28](https://openairdocs.org/deregistered/N77MN-1981-05-28): Bell 206B, S/N 2168. Exported to Canada. Owner: [Edwards & Associates Inc](https://openairdocs.org/faa-owner/EDWARDS%20%26%20ASSOCIATES%20INC), [Blountville, TN](https://openairdocs.org/faa-place/TN/Blountville)

---
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.