# Accident 20130328004989A: Mooney M20A, Wickiup, AZ, March 28, 2013

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 28, 2013, 12:00 local time
- Place: Wickiup, AZ
- Damage: Destroyed
- Phase of flight: Cruise/Level Flight
- Operating rules: General operating rules (Part 91)
- Location: 34.6056° N, 113.4911° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=34.6056&lon=-113.4911&mi=10
- Aircraft: N6018X, a cancelled registration (https://openairdocs.org/deregistered/N6018X-2018-07-19) (OpenAirDocs)
- Registry model: Mooney M20A (registry code 5870204, https://openairdocs.org/model/mooney-m20a) (OpenAirDocs)
- Registry engine: Lycoming O&VO-360 series (registry code 41514, https://openairdocs.org/engine/lycoming-o-vo-360-series) (OpenAirDocs)
- Reported make and model: MOONEY M20A
- Reported engine: LYCOMING O&VO-360 SER
- People aboard: 3
- Fatal injuries: 1
- Other injuries: 2
- Pilot certificates: Private pilot
- NTSB investigation: [NTSB WPR13FA169](https://openairdocs.org/ntsb/WPR13FA169) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20130328004989A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

THIS AIRCRAFT DEPARTED SEDONA AIRPORT, SEZ,  AT APPROXIMATELY 12:00 HOURS LOCAL TIME, 28 MARCH 2013.  SHORTLY AFTER DEPARTURE THE PILOT REPORTED LOSS OF ENGINE OIL PRESSURE.  ATC CLEARED AIRCRAFT TO BAGDAG AZ.  AIRPORT.  ENGINE FAILURE RESULTED IN AN OFF AIRPORT CRASH LANDING. AN FAA INSPECTOR WITNESSED ENGINE TEAR DOWN.  THE NUMBER TWO ROD BEARING WAS OBSERVED TO HAVE SPUN UPON THE CRANKSHAFT STACKING THE BEARING HALVES ON TOP OF EACH OTHER.  THE NUMBER THREE ROD WAS SIEZED TO THE CRANKSHAFT, THE NUMBER FOUR ROD BEARING WAS SEVERELY GALLED AND NEAR SIEZURE. THERE WAS APPROX ONE QUART (+/-) OF OIL REMAINING IN THE SUMP.  THE OIL PUMP WAS FUNCTIONAL.  WHEN THE PROPELLER WAS REMOVED A TAPERED SHIM WAS DISCOVERED TO HAVE BEEN INSTALLED BETWEEN THE CRANSHAFT FLANGE AND THE PROPELLER.  THERE ARE INDEX MARKINGS ON THE FACE OF THE CRANKSHAFT FLANGE INDICATING "IN" AND "OUT".  A DIAL INDICATOR READOUT OF THE CRANKSHAFT FLANGE FACE INDICATED THE CRANKSHAFT FLANGE WAS OUT BY POSITIVE 30 THOUNSANDS OF AN INCH AND NEGATIVE FIFTY SEVEN THOUSANDS OF AN INCH.  THE TAPERED SHIM WAS APPROXIMATELY THE THICKNESS OF A NICKEL COIN ON THE THICK SIDE AND NEAR PAPER THIN ON THE OPPOSITE SIDE.  SHIM PART NUMBER B-1322 WAS MISSING ACCORDING TO THE HARTZELL ASSEMBY DRAWING.  AIRCRAFT WAS NOT EQUIPPED WITH SHOULDER HARNESS.  THE LOG BOOKS ARE NOT YET AVAILABLE FOR THIS AIRCRAFT.

## The NTSB's investigation of this event (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 WPR13FA169](https://openairdocs.org/ntsb/WPR13FA169), Mar 28, 2013: Mooney M20A (N6018X), Wikieup, AZ, substantial damage, 1 fatal. Probable cause: The manufacture and installation of a nonstandard part by unknown maintenance personnel to compensate for a bent, misaligned crankshaft propeller flange, which resulted in the improper clearance of…

## Other reports on N6018X (2)

Matched to the same aircraft by N-number and date.

- [Accident 20071110831099A](https://openairdocs.org/incident/20071110831099A), Nov 10, 2007: Mooney M20A (N6018X), Minneapolis, MN, Minor damage. (-23) The pilot noted that gear retraction following his initial takeoff from mic was very stiff and required great physical effort to lock the…
- [Incident 20060925018939I](https://openairdocs.org/incident/20060925018939I), Sep 25, 2006: Mooney M20A (N6018X), Enid, OK, Minor damage. (-23) On September 25, 2006, at 1655, N6018X, a Mooney-20-A hit the parameter fence during approach to runway 30 at Enid, OK (wdg). The flight was operated…

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. For accidents, the NTSB's own investigation is the fuller record.

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