Flight Tracker
N4990X
1975 ROCKWELL INTERNATIONAL S-2R
Fixed wing single engine · Turbo-prop · Restricted
1 NTSB record for this tail number, including substantial damage. See the full record below.

Registration

Registered Owner
SIMPSON DON DBA
Registrant Type
Individual
Location
BRYAN, TX
Status
Valid
Certificate Issued
Jan 16, 2004
Airworthiness Date
Nov 29, 1979
Expires
Jul 31, 2029
Approved Operations
Agriculture and Pest Control

Airframe

Manufacturer
ROCKWELL INTERNATIONAL
Model
S-2R
Year
1975
Serial Number
5035R
Seats
1
Engines
1
Max Weight
Up to 12,499 lb
Cruise Speed
82 kt
Type Certificate
-

Powerplant

Engine Manufacturer
WRIGHT
Engine Model
C7BA SERIES
Type
Turbo-prop
Power
800 hp

Live Flight Status

Checking live traffic…

Coverage depends on ground receiver reception and is not a complete picture of traffic.

Transponder & Tracking

Mode S Code (Hex)
A633F5
Mode S Code (Octal)
51431765

The hex code is the aircraft's ICAO 24-bit address, broadcast by its ADS-B transponder. It is the key used to match live position reports to this registration.

NTSB Accident & Incident Record

May 20, 2026 Accident Substantial Gause, TX
InjuriesNone
Phase of Flight-
Conditions-
OperationFAR 137
NTSB CEN26LA221