LAX83FA240

NTSB accident investigation · Ryan PT-22/ST-3KR · Mesa, AZ · May 21, 1983

Accident · FatalField investigationFinal report
Date
May 21, 1983, 16:20 local (23:20 UTC)
Place
Mesa, AZ
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N721RRyan PT-22/ST-3KR
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830521020359A
Case key
23451

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - in flightManeuvering
Aerobatics - performedPilot in commandFactor
Stall/spin - not correctedPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft departed with another ryan PT-22 as a flt of two, in formation. Two rated plts were aboard the acft. After breaking formation, the acft was observed to enter a snap roll at aprx 2000 ft AGL. A witness observed the plane before it crashed. His described observing a maneuver that ended in a spin.

Aircraft

Registration
N721R
Reported as
Ryan PT-22/ST-3KR (PT-22/ST-3)
Category
Airplane
Serial number
1840
Airframe hours
1,779
Engine
Kinner R55, 160 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
James E. Orton
Airworthiness certificate
Standard, Aerobatic
Last inspection
Annual · February 10, 1983 · 14 hours before
Airport
P16 · Mesa

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
35
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Front
Toxicology
Performed
Flight hours
6,900 total

Weather

Conditions
Visual (VMC) · Day
Wind
240° at 6 knots
Visibility
60 statute miles
Lowest ceiling
None
Temperature
97 °F, dew point 28 °F
Altimeter
29.00 inHg
Observed at
PHX, 14 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N721R · 2

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