# N736LR: 1977 Cessna R172K, registration cancelled 2013-06-05

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 5, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Cessna R172K](https://openairdocs.org/model/cessna-r172k) (registry code 2072431)
- Engine: [Continental IO-360 series](https://openairdocs.org/engine/continental-io-360-series) (registry code 17025)
- Data sheets: [TCDS 3A17](https://openairdocs.org/tcds/3A17), [TCDS E1CE](https://openairdocs.org/tcds/E1CE) (OpenAirDocs)
- Serial number: R1722616
- Year built: 1977
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: May 11, 1977
- Last registry action: August 28, 1982
- Mode S code: A9E25F
- Location: [Denver, CO](https://openairdocs.org/faa-place/CO/Denver)
- Owner type: Individual
- Owner's area on the map: 39.7775° N, 104.8800° W: Placed by OpenAirDocs at the center of ZIP code 80238, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N736LR
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=736LR
- Page: https://openairdocs.org/deregistered/N736LR-2013-06-05

From the FAA registry file of October 28, 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 R172K: https://openairdocs.org/model/cessna-r172k.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 DEN80FTE14](https://openairdocs.org/ntsb/DEN80FTE14), Dec 14, 1979: Cessna R172K (N736LR), Montrose, CO, 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 19791214035509A](https://openairdocs.org/incident/19791214035509A), Dec 14, 1979: Cessna R172K (N736LR), Montrose, CO, Substantial damage. Unable to outclimb rising terrain in canyon. Hit trees. Pilot reported downdraft. No wind.
- [Incident 19791212047259I](https://openairdocs.org/incident/19791212047259I), Dec 12, 1979: Cessna R172K (N736LR), Montrose, CO. Aircraft would not climb after takeoff due to excessive leaning which pilot failed to note. Landed safely in field.

---
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.