MIA85IA069

NTSB incident investigation · Cessna 402B · Sanford, FL · December 29, 1984

Incident · No injuriesIncident investigationFinal report
Date
December 29, 1984, 15:26 local (20:26 UTC)
Place
Sanford, FL
Injuries
1 uninjured
Damage
Minor damage
Phase of flight
Enroute
Aircraft
N402PBCessna 402B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19841229075229I
Case key
31277

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

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.

Airframe/component/system failure/malfunctionCruise
Flight control,elevator tab - disconnectedCause
Maintenance,installation - improperCompany maintenance personnelCause

Analysis

During cruise flt, the acft suddenly nosed down & began vibrating. Remedial action was taken & an uneventful emerg landing was made. An exam revealed that the bolt, nut & cotter pin (used to attach the elevator trim control rod to the elevator trim tab) were missing. Company maintenance records showed that the missing components were removed on 12/28/84 & were installed on the morning of the incident.

Aircraft

Registration
N402PB
Reported as
Cessna 402B
Category
Airplane
Serial number
402BO245
Airframe hours
7,752
Engine
Continental TSIO-520-E, 300 horsepower, reciprocating
Damage
Minor damage
Flight
Positioning · Part 91
Registered owner
Provincetown-Boston Airlines
Airworthiness certificate
Standard, Normal
Last inspection
AAIP · December 28, 1984 · 4 hours before
Departed
MCO · Orlando, FL
Destination
JAX · Jacksonville, FL
Flight plan
IFR
Airport
Sanford

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
28
Certificates
Flight instructor, Airline transport
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
5,300 total · 150 in this make and model · 200 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
130° at 10 knots
Visibility
15 statute miles
Lowest ceiling
4,000 ft broken
Temperature
77 °F, dew point 61 °F
Altimeter
30.00 inHg
Observed at
SFB

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 N402PB · 1

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