N850US - 1989 Aircraft Aircraft Registration

F100

1989

Aircraft Description

Model Year

1989

Manufacturer

—

Model

—

Type Aircraft

Fixed Wing Multi Engine

ICAO Type Code

F100100

Airworthiness Date

Invalid Date

Classification

Standard Transport Category

Type Registration

Unknown

Status

Valid Registration

Cert Issue Date

Invalid Date

Registered Owner

Name

WILMINGTON TRUST CO TRUSTEE

Address

1100 N MARKET ST

RODNEY SQUARE N

City

WILMINGTON

State / Zip Code

Delaware19890

Country

United States

Powerplant & Avionics

Engine Type

—

Number of Engines

—

Mode S Code (Oct)

52724453

Mode S Code (Hex)

ABA92B

NTSB Accident History (1)

Date	NTSB #	Damage	Highest Injury	Probable Cause
Nov 11, 1990	ATL91IA017	Unknown	None	FROZEN MOISTURE IN THE STABILIZER ACTUATOR HYDRAULIC SERVO VALVE WHICH RESULTED IN REDUCED MOVEMENT OF THE SERVO VALVE AND LIMITED ITS ABILITY TO RESPOND TO FLIGHT CONTROL INPUTS. THE LACK OF RESPONSE FROM THE SERVO VALVE RESULTED IN THE JAMMED STABILIZER MESSAGE. A FACTOR WAS THE INADEQUATE DESIGN OF THE SERVO VALVE WHICH PRECLUDED MOISTURE DRAINAGE.

Nov 11, 1990ATL91IA017

Unknown

None

FROZEN MOISTURE IN THE STABILIZER ACTUATOR HYDRAULIC SERVO VALVE WHICH RESULTED IN REDUCED MOVEMENT OF THE SERVO VALVE AND LIMITED ITS ABILITY TO RESPOND TO FLIGHT CONTROL INPUTS. THE LACK OF RESPONSE FROM THE SERVO VALVE RESULTED IN THE JAMMED STABILIZER MESSAGE. A FACTOR WAS THE INADEQUATE DESIGN OF THE SERVO VALVE WHICH PRECLUDED MOISTURE DRAINAGE.

Additional Details

Registration

N850US

Serial Number

11276

Number of Engines

—

Number of Seats

—

Expiration Date

—

Last Action Date

—

Last Update Date

—

Unique ID

—

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-05-15 01:32:20 UTC