| Crash location | Unknown |
| Nearest city | Phoenix, AZ
33.448377°N, 112.074037°W |
| Tail number | N23039 |
|---|---|
| Accident date | 05 Jul 1991 |
| Aircraft type | Robinson R-22B |
| Additional details: | None |
A DIVERGENCE OF THE MAIN ROTOR FROM ITS NORMAL PLANE OF ROTATION FOR AN UNDETERMINED REASON, WHICH RESULTED IN ROTOR CONTACT TO THE COCKPIT.