# N19708: 1976 Cessna 177B, registration cancelled 2017-07-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 6, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cessna 177B](https://openairdocs.org/model/cessna-177b) (registry code 2073708)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Data sheets: [TCDS A13CE](https://openairdocs.org/tcds/A13CE) (OpenAirDocs)
- Serial number: 17702585
- Year built: 1976
- Type of aircraft: Fixed wing single engine
- Airworthiness: Standard, normal
- Airworthiness date: November 16, 1976
- Certificate issued: August 27, 1997
- Last registry action: August 18, 2009
- Mode S code: A184A5
- Owner when cancelled: [Harp Richard E DBA](https://openairdocs.org/faa-owner/HARP%20RICHARD%20E%20DBA)
- Location: [Great Falls, MT](https://openairdocs.org/faa-place/MT/Great%20Falls)
- Owner type: Individual
- Owner's area on the map: 47.6318° N, 111.3289° W: Placed by OpenAirDocs at the center of ZIP code 59404, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N19708
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=19708
- Page: https://openairdocs.org/deregistered/N19708-2017-07-06

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 Cessna 177B: https://openairdocs.org/model/cessna-177b.md

## NTSB investigations (2)

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 NYC96LA117](https://openairdocs.org/ntsb/NYC96LA117), May 28, 1996: Cessna 177B (N19708), Chatham, MA, substantial damage. Probable cause: failure of the oil pump, which resulted in oil starvation and subsequent failure of the number two and four cylinder connecting rods. Also causal was inadequate maintenance by noncompliance with the…
- [NTSB NYC78FNA28](https://openairdocs.org/ntsb/NYC78FNA28), Jun 4, 1978: Cessna 177B (N19708), Plymouth, MA, substantial damage

## 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 19960528011659A](https://openairdocs.org/incident/19960528011659A), May 28, 1996: Cessna 177B (N19708), Chatham, MA, Destroyed. Engine quit, crashed into pond. (-23) approaching cqx 4 NM out, saw RPM 2700, tried to adjust, no reaction to prop control. Began procedure to enter landing…
- [Accident 19780604013392A](https://openairdocs.org/incident/19780604013392A), Jun 4, 1978: Cessna 177B (N19708), Plymouth, MA, Substantial damage. No annual inspection in last 12 months. Traffic pattern alt 1150 acft downwind alt 1000 ft.

---
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.